Fix SQLite queue

Signed-off-by: Hadi <112569860+anotherhadi@users.noreply.github.com>

cmd/spilltea/main.go

@@ -2,9 +2,9 @@ package main
 
 import (
 	"fmt"
-	"net"
 	"os"
 	"path/filepath"
+	"runtime/debug"
 
 	tea "charm.land/bubbletea/v2"
 	spilltea "github.com/anotherhadi/spilltea"
@@ -21,6 +21,15 @@ import (
 // Version is overwritten at build time by goreleaser/ldflag with the current version tag, or "dev" if not set.
 var version = "dev"
 
+func init() {
+	if version != "dev" {
+		return
+	}
+	if info, ok := debug.ReadBuildInfo(); ok && info.Main.Version != "" && info.Main.Version != "(devel)" {
+		version = info.Main.Version
+	}
+}
+
 func main() {
 	var (
 		flagConfig            = flag.StringP("config", "c", "", "path to config file")
@@ -46,7 +55,8 @@ func main() {
 	}
 
 	if *flagAddDefaultPlugins {
-		cfgPath := filepath.Join(os.Getenv("HOME"), ".config", "spilltea", "config.yaml")
+		home, _ := os.UserHomeDir()
+		cfgPath := filepath.Join(home, ".config", "spilltea", "config.yaml")
 		if *flagConfig != "" {
 			cfgPath = *flagConfig
 		}
@@ -68,7 +78,8 @@ func main() {
 	}
 
 	if *flagAddDefaultConfig {
-		cfgPath := filepath.Join(os.Getenv("HOME"), ".config", "spilltea", "config.yaml")
+		home, _ := os.UserHomeDir()
+		cfgPath := filepath.Join(home, ".config", "spilltea", "config.yaml")
 		if *flagConfig != "" {
 			cfgPath = *flagConfig
 		}
@@ -85,7 +96,8 @@ func main() {
 		os.Exit(1)
 	}
 
-	cfgPath := filepath.Join(os.Getenv("HOME"), ".config", "spilltea", "config.yaml")
+	home, _ := os.UserHomeDir()
+	cfgPath := filepath.Join(home, ".config", "spilltea", "config.yaml")
 	if *flagConfig != "" {
 		cfgPath = *flagConfig
 	}
@@ -109,48 +121,32 @@ func main() {
 		config.Global.App.UpstreamProxy = *flagUpstreamProxy
 	}
 
-	addr := fmt.Sprintf("%s:%d", config.Global.App.Host, config.Global.App.Port)
-	// Check if the proxy port is available before starting the UI.
-	ln, err := net.Listen("tcp", addr)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "proxy: cannot bind to %s: %v\n", addr, err)
-		os.Exit(1)
-	}
-	ln.Close()
-
 	style.Init(config.Global)
 	icons.Init(config.Global)
 	keys.Init(config.Global)
 
 	projectDir := config.ExpandPath(config.Global.App.ProjectDir)
 
-	// Resolve project: either from --project flag or by running the home UI.
+	// If --project flag is set, skip the home screen entirely.
-	var project *homeUI.Project
 	if *flagProject != "" {
-		p, err := homeUI.OpenProject(projectDir, *flagProject)
+		project, err := homeUI.OpenProject(projectDir, *flagProject)
 		if err != nil {
 			fmt.Fprintf(os.Stderr, "project: %v\n", err)
 			os.Exit(1)
 		}
-		project = p
-	} else {
-		finalModel, err := tea.NewProgram(homeUI.New(projectDir)).Run()
-		if err != nil {
-			fmt.Fprintf(os.Stderr, "tui: %v\n", err)
-			os.Exit(1)
-		}
-		project = finalModel.(homeUI.Model).Selected()
-	}
-
-	// User quit the home screen without selecting a project.
-	if project == nil {
-		return
-	}
-
 		broker := intercept.NewBroker()
 		m := appUI.New(broker, project.Name, project.Path)
 		if _, err := tea.NewProgram(m).Run(); err != nil {
 			fmt.Fprintf(os.Stderr, "tui: %v\n", err)
 			os.Exit(1)
 		}
+		return
+	}
+
+	// Run home + app in a single program to avoid a blank flash on transition.
+	root := rootModel{home: homeUI.New(projectDir)}
+	if _, err := tea.NewProgram(root).Run(); err != nil {
+		fmt.Fprintf(os.Stderr, "tui: %v\n", err)
+		os.Exit(1)
+	}
 }

cmd/spilltea/root.go

@@ -0,0 +1,60 @@
+package main
+
+import (
+	tea "charm.land/bubbletea/v2"
+	"github.com/anotherhadi/spilltea/internal/intercept"
+	appUI "github.com/anotherhadi/spilltea/internal/ui/app"
+	homeUI "github.com/anotherhadi/spilltea/internal/ui/home"
+)
+
+type rootState int
+
+const (
+	rootStateHome rootState = iota
+	rootStateApp
+)
+
+type rootModel struct {
+	state  rootState
+	home   homeUI.Model
+	app    tea.Model
+	width  int
+	height int
+}
+
+func (m rootModel) Init() tea.Cmd {
+	return m.home.Init()
+}
+
+func (m rootModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+	if ws, ok := msg.(tea.WindowSizeMsg); ok {
+		m.width = ws.Width
+		m.height = ws.Height
+	}
+
+	if m.state == rootStateHome {
+		if sel, ok := msg.(homeUI.ProjectSelectedMsg); ok {
+			broker := intercept.NewBroker()
+			app := appUI.New(broker, sel.Project.Name, sel.Project.Path)
+			m.app = app
+			m.state = rootStateApp
+			return m, tea.Batch(app.Init(), func() tea.Msg {
+				return tea.WindowSizeMsg{Width: m.width, Height: m.height}
+			})
+		}
+		updated, cmd := m.home.Update(msg)
+		m.home = updated.(homeUI.Model)
+		return m, cmd
+	}
+
+	updated, cmd := m.app.Update(msg)
+	m.app = updated
+	return m, cmd
+}
+
+func (m rootModel) View() tea.View {
+	if m.state == rootStateApp {
+		return m.app.(interface{ View() tea.View }).View()
+	}
+	return m.home.View()
+}

docs/certificate.md

@@ -5,7 +5,7 @@
    - On Chrome:
      - Open your Chrome settings, search for "Certificates" and click on "Security".
      - In the security settings page, scroll down and click on "Manage certificates".
-     - Select the "Authorities" tab and click on "Import tab and click on "Import".
+     - Select the "Authorities" tab and click on "Import".
      - Select the `mitmproxy-ca-cert.pem` file in `{{.Cfg.App.CertDir}}`.
    - On Firefox:
      - Open your Firefox settings, search for "Certificates" and click on "View Certificates".

docs/history.md

@@ -4,9 +4,7 @@ The History page has a built-in search bar with two modes:
 
 **Fulltext search**: press `/` to open it. Results filter in real time as you type across all fields: method, host, path, and the raw request/response bodies.
 
-**SQL mode**: press `:` to open it, then `Enter` to run. You can write either a WHERE expression or a full SELECT query against the `entries` table.
+**SQL mode**: press `:` to open it, then `Enter` to run. Type a WHERE expression: the full `SELECT … FROM entries WHERE` is added automatically.
-
-WHERE expression (the `SELECT` is added automatically):
 
 ```sql
 status_code = 404
@@ -16,10 +14,8 @@ status_code = 404
 host LIKE '%.api.%' AND method = 'POST'
 ```
 
-Full SELECT query:
-
 ```sql
-SELECT * FROM entries WHERE response_raw LIKE '%password%' ORDER BY timestamp DESC LIMIT 20
+response_raw LIKE '%password%' ORDER BY timestamp DESC LIMIT 20
 ```
 
 The `entries` table has the following columns: `id`, `timestamp`, `method`, `host`, `path`, `status_code`, `request_raw`, `response_raw`.

docs/plugins.md

@@ -18,6 +18,7 @@ Plugin = {
   name               = "My Plugin",
   description        = "What this plugin does.",
   priority           = 0,     -- higher = runs before other plugins (default: 0)
+  disable_by_default = true,  -- if true, plugin starts disabled on first load (default: false)
 
   -- Declare which hooks you use and whether they are synchronous (default: false).
   -- on_config and on_quit are always sync and do not need to be declared here.
@@ -31,7 +32,7 @@ Plugin = {
 ### Hook reference
 
 | Hook                      | When called                           | Sync/async   | Return value (sync only)                        |
-| ------------------------- | ------------------------------------ | ------------- | ----------------------------------------------------- |
+| ------------------------- | ------------------------------------- | ------------ | ----------------------------------------------- |
 | `on_config(config_text)`  | At startup and on config save         | always sync  | ignored                                         |
 | `on_start()`              | Once at startup, after `on_config`    | configurable | ignored                                         |
 | `on_quit()`               | When the app exits                    | always sync  | ignored                                         |
@@ -141,7 +142,7 @@ Each plugin gets a **config textarea** on the Plugins page. The raw text is pass
 **`on_history_entry` (sync only):**
 
 | Return value      | Effect                            |
-| ------------------- | -------------------------------------- |
+| ----------------- | --------------------------------- |
 | `"skip"`          | The entry is not saved to the DB. |
 | `"keep"` or `nil` | The entry is saved normally.      |
 

docs/proxy.md

@@ -7,3 +7,5 @@ You can install it from the [Google Chrome extension store](https://chromewebsto
 2. Click the "Manual Proxy Configuration" radio button. Set the "HTTP Proxy" field to `{{.Cfg.App.Host}}` and the "Port" field to `{{.Cfg.App.Port}}`. Click "Save".
 3. Forward traffic to Spilltea by selecting the new proxy in FoxyProxy's extension button.
 4. You're all set! You can now use Spilltea.
+
+If `proxy_auth` is set in the config (`user:pass`), enter the same credentials in FoxyProxy under "Username" and "Password" in the proxy settings.

internal/config/config.go

@@ -2,6 +2,7 @@ package config
 
 import (
 	_ "embed"
+	"errors"
 	"fmt"
 	"os"
 	"path/filepath"
@@ -24,6 +25,9 @@ type Config struct {
 		ProjectDir     string `mapstructure:"project_dir"`
 		PluginsDir     string `mapstructure:"plugins_dir"`
 		UpstreamProxy  string `mapstructure:"upstream_proxy"`
+		ProxyAuth      string `mapstructure:"proxy_auth"`
+		MaxBodySizeMB  int    `mapstructure:"max_body_size_mb"`
+		ExternalEditor string `mapstructure:"external_editor"`
 	} `mapstructure:"app"`
 
 	TUI struct {
@@ -65,7 +69,7 @@ func Load(path string) error {
 	viper.SetConfigType("yaml")
 	viper.SetConfigFile(path)
 	if err := viper.ReadInConfig(); err != nil {
-		if !os.IsNotExist(err) {
+		if !errors.Is(err, os.ErrNotExist) {
 			return err
 		}
 	}

internal/config/default_config.yaml

@@ -5,6 +5,9 @@ app:
   project_dir: ~/.local/share/spilltea
   plugins_dir: ~/.config/spilltea/plugins
   upstream_proxy: "" # e.g. http://corporate-proxy:8888 or http://user:pass@host:8888
+  proxy_auth: "" # require basic auth to use the proxy, format: user:pass (empty = disabled)
+  max_body_size_mb: 50 # max response body size read into memory for large streamed responses (MB)
+  external_editor: "" # override $EDITOR for external editing (e.g. nvim, code --wait)
 
 intercept:
   default_intercept_enabled: true
@@ -58,6 +61,10 @@ keybindings:
     scroll_up: "pgup"
     scroll_down: "pgdown"
     send_to_diff: "ctrl+d"
+    goto_top: "home"
+    goto_bottom: "G,end"
+    prev_page: "["
+    next_page: "]"
 
   intercept:
     forward: "f"
@@ -75,6 +82,7 @@ keybindings:
     delete_all: "X"
     sql_query: ":"
     filter: "/"
+    flag: "m"
 
   home:
     open: "enter,l"

internal/config/keybindings.go

@@ -16,6 +16,10 @@ type GlobalKeys struct {
 	ScrollUp      string `mapstructure:"scroll_up"`
 	ScrollDown    string `mapstructure:"scroll_down"`
 	SendToDiff    string `mapstructure:"send_to_diff"`
+	GotoTop       string `mapstructure:"goto_top"`
+	GotoBottom    string `mapstructure:"goto_bottom"`
+	PrevPage      string `mapstructure:"prev_page"`
+	NextPage      string `mapstructure:"next_page"`
 }
 
 type InterceptKeys struct {
@@ -35,6 +39,7 @@ type HistoryKeys struct {
 	DeleteAll   string `mapstructure:"delete_all"`
 	Filter      string `mapstructure:"filter"`
 	SqlQuery    string `mapstructure:"sql_query"`
+	Flag        string `mapstructure:"flag"`
 }
 
 type HomeKeys struct {

internal/db/db.go

@@ -2,12 +2,15 @@ package db
 
 import (
 	"database/sql"
+	"sync"
 
 	_ "modernc.org/sqlite"
 )
 
 type DB struct {
 	conn    *sql.DB
+	path    string
+	dedupMu sync.Mutex
 }
 
 func Open(path string) (*DB, error) {
@@ -15,7 +18,11 @@ func Open(path string) (*DB, error) {
 	if err != nil {
 		return nil, err
 	}
-	d := &DB{conn: conn}
+	// SQLite only supports one concurrent writer; a pool of connections would
+	// cause SQLITE_BUSY errors when multiple proxy goroutines try to insert
+	// history entries at the same time.
+	conn.SetMaxOpenConns(1)
+	d := &DB{conn: conn, path: path}
 	if err := d.migrate(); err != nil {
 		conn.Close()
 		return nil, err
@@ -24,6 +31,9 @@ func Open(path string) (*DB, error) {
 }
 
 func (d *DB) migrate() error {
+	if _, err := d.conn.Exec(`PRAGMA journal_mode=WAL; PRAGMA synchronous=NORMAL; PRAGMA foreign_keys=OFF;`); err != nil {
+		return err
+	}
 	_, err := d.conn.Exec(`
 		CREATE TABLE IF NOT EXISTS entries (
 			id           INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -33,7 +43,9 @@ func (d *DB) migrate() error {
 			path         TEXT NOT NULL,
 			status_code  INTEGER NOT NULL,
 			request_raw  TEXT NOT NULL,
-			response_raw TEXT NOT NULL
+			response_raw TEXT NOT NULL,
+			body_hash    TEXT NOT NULL DEFAULT '',
+			flagged      INTEGER NOT NULL DEFAULT 0
 		);
 CREATE TABLE IF NOT EXISTS replay_entries (
 			id           INTEGER PRIMARY KEY AUTOINCREMENT,
@@ -65,6 +77,10 @@ CREATE TABLE IF NOT EXISTS replay_entries (
 			UNIQUE(plugin_name, dedup_key)
 		);
 	`)
+	if err != nil {
+		return err
+	}
+	_, err = d.conn.Exec(`CREATE INDEX IF NOT EXISTS idx_entries_dedup ON entries(method, host, path, body_hash)`)
 	return err
 }
 

internal/db/entries.go

@@ -1,6 +1,7 @@
 package db
 
 import (
+	"crypto/sha256"
 	"database/sql"
 	"fmt"
 	"strings"
@@ -16,42 +17,48 @@ type Entry struct {
 	StatusCode  int
 	RequestRaw  string
 	ResponseRaw string
+	Flagged     bool
+}
+
+func bodyHash(body string) string {
+	sum := sha256.Sum256([]byte(body))
+	return fmt.Sprintf("%x", sum)
 }
 
 // HasDuplicate returns true if an entry with the same method, host, path and
-// request body already exists. Used to implement skip_duplicates filtering.
+// request body hash already exists.
 func (d *DB) HasDuplicate(method, host, path, body string) (bool, error) {
-	rows, err := d.conn.Query(
+	hash := bodyHash(body)
-		`SELECT request_raw FROM entries WHERE method = ? AND host = ? AND path = ?`,
+	var exists int
-		method, host, path,
+	err := d.conn.QueryRow(
-	)
+		`SELECT 1 FROM entries WHERE method = ? AND host = ? AND path = ? AND body_hash = ? LIMIT 1`,
-	if err != nil {
+		method, host, path, hash,
-		return false, err
+	).Scan(&exists)
+	if err == sql.ErrNoRows {
+		return false, nil
 	}
-	defer rows.Close()
+	return err == nil, err
-	for rows.Next() {
-		var raw string
-		if err := rows.Scan(&raw); err != nil {
-			return false, err
-		}
-		parts := strings.SplitN(raw, "\n\n", 2)
-		entryBody := ""
-		if len(parts) == 2 {
-			entryBody = parts[1]
-		}
-		if entryBody == body {
-			return true, nil
-		}
-	}
-	return false, rows.Err()
 }
 
-func (d *DB) InsertEntry(e Entry) (Entry, error) {
+// InsertIfNotDuplicate atomically checks for a duplicate and inserts if none
+// exists. Returns (entry, isDuplicate, error).
+func (d *DB) InsertIfNotDuplicate(e Entry, body string) (Entry, bool, error) {
+	d.dedupMu.Lock()
+	defer d.dedupMu.Unlock()
+	dup, err := d.HasDuplicate(e.Method, e.Host, e.Path, body)
+	if err != nil || dup {
+		return e, dup, err
+	}
+	e, err = d.InsertEntry(e, body)
+	return e, false, err
+}
+
+func (d *DB) InsertEntry(e Entry, body string) (Entry, error) {
 	res, err := d.conn.Exec(
-		`INSERT INTO entries (timestamp, method, host, path, status_code, request_raw, response_raw)
+		`INSERT INTO entries (timestamp, method, host, path, status_code, request_raw, response_raw, body_hash)
-		 VALUES (?, ?, ?, ?, ?, ?, ?)`,
+		 VALUES (?, ?, ?, ?, ?, ?, ?, ?)`,
 		e.Timestamp.UTC().Format(time.RFC3339),
-		e.Method, e.Host, e.Path, e.StatusCode, e.RequestRaw, e.ResponseRaw,
+		e.Method, e.Host, e.Path, e.StatusCode, e.RequestRaw, e.ResponseRaw, bodyHash(body),
 	)
 	if err != nil {
 		return e, err
@@ -65,10 +72,12 @@ func scanEntries(rows *sql.Rows) ([]Entry, error) {
 	for rows.Next() {
 		var e Entry
 		var ts string
-		if err := rows.Scan(&e.ID, &ts, &e.Method, &e.Host, &e.Path, &e.StatusCode, &e.RequestRaw, &e.ResponseRaw); err != nil {
+		var flagged int
+		if err := rows.Scan(&e.ID, &ts, &e.Method, &e.Host, &e.Path, &e.StatusCode, &e.RequestRaw, &e.ResponseRaw, &flagged); err != nil {
 			return nil, err
 		}
 		e.Timestamp, _ = time.Parse(time.RFC3339, ts)
+		e.Flagged = flagged != 0
 		entries = append(entries, e)
 	}
 	return entries, rows.Err()
@@ -76,7 +85,7 @@ func scanEntries(rows *sql.Rows) ([]Entry, error) {
 
 func (d *DB) ListEntries() ([]Entry, error) {
 	rows, err := d.conn.Query(
-		`SELECT id, timestamp, method, host, path, status_code, request_raw, response_raw
+		`SELECT id, timestamp, method, host, path, status_code, request_raw, response_raw, flagged
 		 FROM entries ORDER BY id DESC`,
 	)
 	if err != nil {
@@ -89,7 +98,7 @@ func (d *DB) ListEntries() ([]Entry, error) {
 func (d *DB) SearchEntries(term string) ([]Entry, error) {
 	like := "%" + term + "%"
 	rows, err := d.conn.Query(
-		`SELECT id, timestamp, method, host, path, status_code, request_raw, response_raw
+		`SELECT id, timestamp, method, host, path, status_code, request_raw, response_raw, flagged
 		 FROM entries
 		 WHERE method LIKE ? OR host LIKE ? OR path LIKE ? OR request_raw LIKE ? OR response_raw LIKE ?
 		 ORDER BY id DESC`,
@@ -102,17 +111,21 @@ func (d *DB) SearchEntries(term string) ([]Entry, error) {
 	return scanEntries(rows)
 }
 
-// QueryEntries executes a user-supplied query against the entries table.
+// QueryEntries runs a WHERE expression supplied by the user against the entries
-// If the query does not start with SELECT, it is treated as a WHERE expression
+// table (e.g. "status_code = 404" or "host LIKE '%example.com%'").
-// and wrapped automatically (e.g. "status_code = 404" becomes a full SELECT).
+// It opens a dedicated read-only connection so that any DML or DDL in the
-func (d *DB) QueryEntries(rawSQL string) ([]Entry, error) {
+// user-supplied expression is rejected by SQLite before it can execute.
-	q := strings.TrimSpace(rawSQL)
+func (d *DB) QueryEntries(where string) ([]Entry, error) {
-	if !strings.HasPrefix(strings.ToUpper(q), "SELECT") {
+	roConn, err := sql.Open("sqlite", d.path)
-		q = "SELECT id, timestamp, method, host, path, status_code, request_raw, response_raw FROM entries WHERE " + q
+	if err != nil {
-	} else if strings.ContainsAny(strings.ToUpper(q), "INSERTDELETEUPDATEDROP") {
+		return nil, err
-		return nil, fmt.Errorf("only SELECT queries are allowed")
 	}
-	rows, err := d.conn.Query(q)
+	defer roConn.Close()
+	if _, err := roConn.Exec("PRAGMA query_only=ON"); err != nil {
+		return nil, err
+	}
+	q := "SELECT id, timestamp, method, host, path, status_code, request_raw, response_raw, flagged FROM entries WHERE " + strings.TrimSpace(where)
+	rows, err := roConn.Query(q)
 	if err != nil {
 		return nil, err
 	}
@@ -120,6 +133,11 @@ func (d *DB) QueryEntries(rawSQL string) ([]Entry, error) {
 	return scanEntries(rows)
 }
 
+func (d *DB) ToggleFlag(id int64) error {
+	_, err := d.conn.Exec(`UPDATE entries SET flagged = NOT flagged WHERE id = ?`, id)
+	return err
+}
+
 func (d *DB) DeleteEntry(id int64) error {
 	_, err := d.conn.Exec(`DELETE FROM entries WHERE id = ?`, id)
 	return err

internal/icons/icons.go

@@ -20,6 +20,7 @@ type Icons struct {
 	New       string
 	Temp      string
 	Project   string
+	Flag      string
 }
 
 var I *Icons
@@ -44,6 +45,7 @@ func Init(cfg *config.Config) {
 			New:       "󰐕 ",
 			Temp:      "󰙨 ",
 			Project:   "󰉋 ",
+			Flag:      "󰈻 ",
 		}
 	} else {
 		I = &Icons{}

internal/intercept/broker.go

@@ -1,6 +1,7 @@
 package intercept
 
 import (
+	"log"
 	"regexp"
 	"sync"
 	"sync/atomic"
@@ -75,9 +76,12 @@ func (b *Broker) SetCaptureResponse(v bool) {
 func (b *Broker) SetAutoForwardRegex(patterns []string) {
 	compiled := make([]*regexp.Regexp, 0, len(patterns))
 	for _, p := range patterns {
-		if r, err := regexp.Compile(p); err == nil {
+		r, err := regexp.Compile(p)
-			compiled = append(compiled, r)
+		if err != nil {
+			log.Printf("intercept: invalid auto_forward_regex %q: %v", p, err)
+			continue
 		}
+		compiled = append(compiled, r)
 	}
 	b.autoFwdMu.Lock()
 	b.autoFwdRegexes = compiled
@@ -164,12 +168,7 @@ func (b *Broker) SaveEntry(f *proxy.Flow) {
 	if path == "" {
 		path = "/"
 	}
-	if config.Global.History.SkipDuplicates {
 	body := string(r.Body)
-		if dup, _ := d.HasDuplicate(r.Method, r.URL.Host, path, body); dup {
-			return
-		}
-	}
 	pending := db.Entry{
 		Timestamp:  time.Now(),
 		Method:     r.Method,
@@ -189,13 +188,27 @@ func (b *Broker) SaveEntry(f *proxy.Flow) {
 			return
 		}
 	}
-	entry, err := d.InsertEntry(pending)
+	var (
-	if err == nil {
+		entry db.Entry
+		err   error
+	)
+	if config.Global.History.SkipDuplicates {
+		var dup bool
+		entry, dup, err = d.InsertIfNotDuplicate(pending, body)
+		if dup {
+			return
+		}
+	} else {
+		entry, err = d.InsertEntry(pending, body)
+	}
+	if err != nil {
+		log.Printf("intercept: failed to save history entry: %v", err)
+		return
+	}
 	if cb := b.onNewEntry; cb != nil {
 		go cb(entry)
 	}
 }
-}
 
 func (b *Broker) Decide(p *PendingRequest, d Decision) {
 	p.decision <- d

internal/intercept/format.go

@@ -3,9 +3,9 @@ package intercept
 import (
 	"fmt"
 	"net/http"
-	"sort"
 	"strings"
 
+	"github.com/anotherhadi/spilltea/internal/util"
 	"github.com/lqqyt2423/go-mitmproxy/proxy"
 )
 
@@ -14,15 +14,8 @@ func FormatRawRequest(f *proxy.Flow) string {
 	r := f.Request
 	var sb strings.Builder
 	fmt.Fprintf(&sb, "%s %s %s\n", r.Method, r.URL.RequestURI(), r.Proto)
-	keys := make([]string, 0, len(r.Header))
+	for _, line := range util.SortedHeaderLines(r.Header) {
-	for k := range r.Header {
+		sb.WriteString(line)
-		keys = append(keys, k)
-	}
-	sort.Strings(keys)
-	for _, k := range keys {
-		for _, v := range r.Header[k] {
-			fmt.Fprintf(&sb, "%s: %s\n", k, v)
-		}
 	}
 	sb.WriteString("\n")
 	if len(r.Body) > 0 {
@@ -43,15 +36,8 @@ func FormatRawResponse(f *proxy.Flow) string {
 		proto = "HTTP/1.1"
 	}
 	fmt.Fprintf(&sb, "%s %d %s\n", proto, r.StatusCode, http.StatusText(r.StatusCode))
-	keys := make([]string, 0, len(r.Header))
+	for _, line := range util.SortedHeaderLines(r.Header) {
-	for k := range r.Header {
+		sb.WriteString(line)
-		keys = append(keys, k)
-	}
-	sort.Strings(keys)
-	for _, k := range keys {
-		for _, v := range r.Header[k] {
-			fmt.Fprintf(&sb, "%s: %s\n", k, v)
-		}
 	}
 	sb.WriteString("\n")
 	if len(r.Body) > 0 {

internal/keys/global.go

@@ -22,6 +22,10 @@ type GlobalKeyMap struct {
 	ScrollUp      key.Binding
 	ScrollDown    key.Binding
 	SendToDiff    key.Binding
+	GotoTop       key.Binding
+	GotoBottom    key.Binding
+	PrevPage      key.Binding
+	NextPage      key.Binding
 }
 
 func newGlobalKeyMap(cfg config.GlobalKeys) GlobalKeyMap {
@@ -42,6 +46,10 @@ func newGlobalKeyMap(cfg config.GlobalKeys) GlobalKeyMap {
 		ScrollUp:      binding(cfg.ScrollUp, "scroll up"),
 		ScrollDown:    binding(cfg.ScrollDown, "scroll down"),
 		SendToDiff:    binding(cfg.SendToDiff, "send to diff"),
+		GotoTop:       binding(cfg.GotoTop, "go to top"),
+		GotoBottom:    binding(cfg.GotoBottom, "go to bottom"),
+		PrevPage:      binding(cfg.PrevPage, "prev page"),
+		NextPage:      binding(cfg.NextPage, "next page"),
 	}
 }
 
@@ -52,6 +60,7 @@ func (g GlobalKeyMap) Bindings() []key.Binding {
 		g.OpenLogs, g.ToggleSidebar, g.CopyAs, g.Copy,
 		g.SendToReplay, g.SendToDiff,
 		g.ScrollUp, g.ScrollDown,
+		g.GotoTop, g.GotoBottom, g.PrevPage, g.NextPage,
 	}
 }
 

internal/keys/history.go

@@ -10,6 +10,7 @@ type HistoryKeyMap struct {
 	DeleteAll   key.Binding
 	Filter      key.Binding
 	SqlQuery    key.Binding
+	Flag        key.Binding
 }
 
 func newHistoryKeyMap(cfg config.HistoryKeys) HistoryKeyMap {
@@ -18,9 +19,10 @@ func newHistoryKeyMap(cfg config.HistoryKeys) HistoryKeyMap {
 		DeleteAll:   binding(cfg.DeleteAll, "delete all"),
 		Filter:      binding(cfg.Filter, "filter"),
 		SqlQuery:    binding(cfg.SqlQuery, "sql query"),
+		Flag:        binding(cfg.Flag, "flag"),
 	}
 }
 
 func (h HistoryKeyMap) Bindings() []key.Binding {
-	return []key.Binding{h.DeleteEntry, h.DeleteAll}
+	return []key.Binding{h.DeleteEntry, h.DeleteAll, h.Flag}
 }

internal/plugins/lua.go

@@ -11,7 +11,25 @@ import (
 )
 
 func newLuaState(mgr *Manager, p *Plugin) *lua.LState {
-	L := lua.NewState()
+	L := lua.NewState(lua.Options{SkipOpenLibs: true})
+	for _, lib := range []struct {
+		name string
+		fn   lua.LGFunction
+	}{
+		{lua.BaseLibName, lua.OpenBase},
+		{lua.TabLibName, lua.OpenTable},
+		{lua.StringLibName, lua.OpenString},
+		{lua.MathLibName, lua.OpenMath},
+		{lua.CoroutineLibName, lua.OpenCoroutine},
+	} {
+		L.Push(L.NewFunction(lib.fn))
+		L.Push(lua.LString(lib.name))
+		L.Call(1, 0)
+	}
+	// Remove filesystem-access functions to prevent plugins from reading/executing arbitrary files.
+	for _, name := range []string{"dofile", "loadfile", "load"} {
+		L.SetGlobal(name, lua.LNil)
+	}
 	registerUtilities(L, mgr, p)
 	return L
 }

internal/plugins/manager.go

@@ -81,6 +81,9 @@ func (m *Manager) LoadFromDir(dir string) error {
 		m.plugins = append(m.plugins, p)
 		m.mu.Unlock()
 	}
+	m.mu.Lock()
+	sort.Slice(m.plugins, func(i, j int) bool { return m.plugins[i].Priority > m.plugins[j].Priority })
+	m.mu.Unlock()
 	return nil
 }
 
@@ -117,6 +120,10 @@ func (m *Manager) loadPlugin(path string) (*Plugin, error) {
 		p.Priority = int(n)
 	}
 
+	if pluginTable.RawGetString("disable_by_default") == lua.LTrue {
+		p.Enabled = false
+	}
+
 	// Hooks configurable via the Plugin table (sync field).
 	configurableHooks := map[string]bool{
 		"on_start":         false, // async by default
@@ -153,7 +160,6 @@ func (m *Manager) GetPlugins() []*Plugin {
 	defer m.mu.RUnlock()
 	out := make([]*Plugin, len(m.plugins))
 	copy(out, m.plugins)
-	sort.Slice(out, func(i, j int) bool { return out[i].Priority > out[j].Priority })
 	return out
 }
 
@@ -270,20 +276,22 @@ func (m *Manager) RunOnQuit() {
 	}
 }
 
-func (m *Manager) RunSyncOnRequest(f *goproxy.Flow) intercept.Decision {
+// runSyncDecisionForPlugins runs hookName synchronously for all enabled plugins
+// that registered it as sync, and returns the first non-Intercept decision.
+func (m *Manager) runSyncDecisionForPlugins(hookName string, argsFor func(*Plugin) []lua.LValue) intercept.Decision {
 	for _, p := range m.GetPlugins() {
 		if !p.Enabled {
 			continue
 		}
-		hc, ok := p.hooks["on_request"]
+		hc, ok := p.hooks[hookName]
 		if !ok || !hc.Sync {
 			continue
 		}
 		p.mu.Lock()
-		result, err := callHook(p, "on_request", pushRequest(p.L, f))
+		result, err := callHook(p, hookName, argsFor(p)...)
 		p.mu.Unlock()
 		if err != nil {
-			log.Printf("plugin %s on_request: %v", p.Name, err)
+			log.Printf("plugin %s %s: %v", p.Name, hookName, err)
 			continue
 		}
 		switch result {
@@ -296,68 +304,49 @@ func (m *Manager) RunSyncOnRequest(f *goproxy.Flow) intercept.Decision {
 	return intercept.Intercept
 }
 
+// runAsyncForPlugins fires hookName asynchronously for all enabled plugins
+// that registered it as async.
+func (m *Manager) runAsyncForPlugins(hookName string, argsFor func(*Plugin) []lua.LValue) {
+	for _, p := range m.GetPlugins() {
+		if !p.Enabled {
+			continue
+		}
+		hc, ok := p.hooks[hookName]
+		if !ok || hc.Sync {
+			continue
+		}
+		go func(p *Plugin) {
+			p.mu.Lock()
+			if _, err := callHook(p, hookName, argsFor(p)...); err != nil {
+				log.Printf("plugin %s %s: %v", p.Name, hookName, err)
+			}
+			p.mu.Unlock()
+		}(p)
+	}
+}
+
+func (m *Manager) RunSyncOnRequest(f *goproxy.Flow) intercept.Decision {
+	return m.runSyncDecisionForPlugins("on_request", func(p *Plugin) []lua.LValue {
+		return []lua.LValue{pushRequest(p.L, f)}
+	})
+}
+
 func (m *Manager) RunAsyncOnRequest(f *goproxy.Flow) {
-	for _, p := range m.GetPlugins() {
+	m.runAsyncForPlugins("on_request", func(p *Plugin) []lua.LValue {
-		if !p.Enabled {
+		return []lua.LValue{pushRequest(p.L, f)}
-			continue
+	})
-		}
-		hc, ok := p.hooks["on_request"]
-		if !ok || hc.Sync {
-			continue
-		}
-		go func(p *Plugin) {
-			p.mu.Lock()
-			if _, err := callHook(p, "on_request", pushRequest(p.L, f)); err != nil {
-				log.Printf("plugin %s on_request: %v", p.Name, err)
-			}
-			p.mu.Unlock()
-		}(p)
-	}
 }
 
 func (m *Manager) RunSyncOnResponse(f *goproxy.Flow) intercept.Decision {
-	for _, p := range m.GetPlugins() {
+	return m.runSyncDecisionForPlugins("on_response", func(p *Plugin) []lua.LValue {
-		if !p.Enabled {
+		return []lua.LValue{pushRequest(p.L, f), pushResponse(p.L, f)}
-			continue
+	})
-		}
-		hc, ok := p.hooks["on_response"]
-		if !ok || !hc.Sync {
-			continue
-		}
-		p.mu.Lock()
-		result, err := callHook(p, "on_response", pushRequest(p.L, f), pushResponse(p.L, f))
-		p.mu.Unlock()
-		if err != nil {
-			log.Printf("plugin %s on_response: %v", p.Name, err)
-			continue
-		}
-		switch result {
-		case "drop":
-			return intercept.Drop
-		case "forward":
-			return intercept.Forward
-		}
-	}
-	return intercept.Intercept
 }
 
 func (m *Manager) RunAsyncOnResponse(f *goproxy.Flow) {
-	for _, p := range m.GetPlugins() {
+	m.runAsyncForPlugins("on_response", func(p *Plugin) []lua.LValue {
-		if !p.Enabled {
+		return []lua.LValue{pushRequest(p.L, f), pushResponse(p.L, f)}
-			continue
+	})
-		}
-		hc, ok := p.hooks["on_response"]
-		if !ok || hc.Sync {
-			continue
-		}
-		go func(p *Plugin) {
-			p.mu.Lock()
-			if _, err := callHook(p, "on_response", pushRequest(p.L, f), pushResponse(p.L, f)); err != nil {
-				log.Printf("plugin %s on_response: %v", p.Name, err)
-			}
-			p.mu.Unlock()
-		}(p)
-	}
 }
 
 // RunSyncOnHistoryEntry is called before DB insert; returns false to skip saving.
@@ -385,20 +374,7 @@ func (m *Manager) RunSyncOnHistoryEntry(e db.Entry) bool {
 }
 
 func (m *Manager) RunAsyncOnHistoryEntry(e db.Entry) {
-	for _, p := range m.GetPlugins() {
+	m.runAsyncForPlugins("on_history_entry", func(p *Plugin) []lua.LValue {
-		if !p.Enabled {
+		return []lua.LValue{pushEntry(p.L, e)}
-			continue
+	})
-		}
-		hc, ok := p.hooks["on_history_entry"]
-		if !ok || hc.Sync {
-			continue
-		}
-		go func(p *Plugin) {
-			p.mu.Lock()
-			if _, err := callHook(p, "on_history_entry", pushEntry(p.L, e)); err != nil {
-				log.Printf("plugin %s on_history_entry: %v", p.Name, err)
-			}
-			p.mu.Unlock()
-		}(p)
-	}
 }

internal/proxy/proxy.go

@@ -1,10 +1,13 @@
 package proxy
 
 import (
+	"encoding/base64"
 	"fmt"
 	"io"
+	"log"
 	"net/http"
 	"os"
+	"strings"
 
 	tea "charm.land/bubbletea/v2"
 	"github.com/anotherhadi/spilltea/internal/config"
@@ -63,7 +66,15 @@ func (a *interceptAddon) Request(f *goproxy.Flow) {
 func (a *interceptAddon) Response(f *goproxy.Flow) {
 	if f.Response != nil {
 		if len(f.Response.Body) == 0 && f.Response.BodyReader != nil {
-			body, _ := io.ReadAll(f.Response.BodyReader)
+			limit := int64(config.Global.App.MaxBodySizeMB) * 1024 * 1024
+			body, err := io.ReadAll(io.LimitReader(f.Response.BodyReader, limit))
+			if err != nil {
+				log.Printf("proxy: reading response body: %v", err)
+			}
+			if int64(len(body)) == limit {
+				log.Printf("proxy: response body truncated at %dMB for %s", config.Global.App.MaxBodySizeMB, f.Request.URL.Host)
+				body = append(body, []byte(fmt.Sprintf("\n\n[body truncated at %dMB]", config.Global.App.MaxBodySizeMB))...)
+			}
 			f.Response.Body = body
 			f.Response.BodyReader = nil
 		}
@@ -106,7 +117,7 @@ func Start(broker *intercept.Broker, mgr *plugins.Manager) error {
 
 	opts := &goproxy.Options{
 		Addr:              addr,
-		StreamLargeBodies: 1024 * 1024 * 5,
+		StreamLargeBodies: int64(cfg.MaxBodySizeMB) * 1024 * 1024,
 		CaRootPath:        caPath,
 		Upstream:          cfg.UpstreamProxy,
 	}
@@ -116,10 +127,41 @@ func Start(broker *intercept.Broker, mgr *plugins.Manager) error {
 		return err
 	}
 
+	if cfg.ProxyAuth != "" {
+		parts := strings.SplitN(cfg.ProxyAuth, ":", 2)
+		if len(parts) == 2 {
+			wantUser, wantPass := parts[0], parts[1]
+			p.SetAuthProxy(func(res http.ResponseWriter, req *http.Request) (bool, error) {
+				user, pass, ok := parseBasicProxyAuth(req.Header.Get("Proxy-Authorization"))
+				if !ok || user != wantUser || pass != wantPass {
+					res.Header().Set("Proxy-Authenticate", `Basic realm="spilltea"`)
+					return false, fmt.Errorf("invalid credentials")
+				}
+				return true, nil
+			})
+		}
+	}
+
 	p.AddAddon(&interceptAddon{broker: broker, plugins: mgr})
 	return p.Start()
 }
 
+func parseBasicProxyAuth(header string) (user, pass string, ok bool) {
+	const prefix = "Basic "
+	if !strings.HasPrefix(header, prefix) {
+		return "", "", false
+	}
+	decoded, err := base64.StdEncoding.DecodeString(header[len(prefix):])
+	if err != nil {
+		return "", "", false
+	}
+	parts := strings.SplitN(string(decoded), ":", 2)
+	if len(parts) != 2 {
+		return "", "", false
+	}
+	return parts[0], parts[1], true
+}
+
 func dropResponse() *goproxy.Response {
 	return &goproxy.Response{
 		StatusCode: 502,

internal/style/components.go

@@ -46,7 +46,6 @@ func NewTextarea(showLineNumbers bool) textarea.Model {
 	return ta
 }
 
-// SeverityStyle returns a bold lipgloss style coloured by finding severity level.
 func SeverityStyle(sev string) lipgloss.Style {
 	base := lipgloss.NewStyle().Bold(true)
 	switch sev {
@@ -63,7 +62,6 @@ func SeverityStyle(sev string) lipgloss.Style {
 	}
 }
 
-// StatusStyle returns a bold lipgloss style coloured by HTTP status code.
 func StatusStyle(code, width int) lipgloss.Style {
 	base := lipgloss.NewStyle().Bold(true).Width(width)
 	switch {

internal/style/highlight.go

@@ -15,7 +15,6 @@ func Paint(c color.Color, s string) string {
 	return lipgloss.NewStyle().Foreground(c).Render(s)
 }
 
-// HighlightHTTP highlights a full raw HTTP message (headers + body).
 func HighlightHTTP(raw string) string {
 	raw = strings.ReplaceAll(raw, "\r\n", "\n")
 	raw = strings.ReplaceAll(raw, "\r", "\n")

internal/ui/app/model.go

@@ -1,6 +1,7 @@
 package app
 
 import (
+	"fmt"
 	"log"
 	"os"
 	"path/filepath"
@@ -31,10 +32,9 @@ const tickInterval = 2 * time.Second
 type tickMsg struct{}
 
 func tickCmd() tea.Cmd {
-	return func() tea.Msg {
+	return tea.Tick(tickInterval, func(time.Time) tea.Msg {
-		time.Sleep(tickInterval)
 		return tickMsg{}
-	}
+	})
 }
 
 var sidebarEntries = pageRegistry
@@ -94,14 +94,17 @@ func New(broker *intercept.Broker, name, path string) Model {
 		sidebarState:  sidebarState(cfg.TUI.DefaultSidebarState),
 	}
 
-	if d, err := db.Open(path); err == nil {
+	d, err := db.Open(path)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "db: %v\n", err)
+		os.Exit(1)
+	}
 	m.database = d
 	broker.SetDB(d)
 	m.history.SetDB(d)
 	m.replay.SetDB(d)
 	m.findingsPage.SetDB(d)
 	mgr.SetDB(d)
-	}
 
 	pluginsDir := config.ExpandPath(cfg.App.PluginsDir)
 	if err := mgr.LoadFromDir(pluginsDir); err != nil {

internal/ui/app/update.go

@@ -104,6 +104,16 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	case proxyPkg.ErrMsg:
 		if msg.Err != nil {
 			log.Printf("proxy error: %v", msg.Err)
+			return m, tea.Batch(
+				func() tea.Msg {
+					return notificationsUI.NotificationMsg{
+						Title: "Proxy Error",
+						Body:  msg.Err.Error(),
+						Kind:  notificationsUI.KindError,
+					}
+				},
+				tea.Quit,
+			)
 		}
 		return m, nil
 

internal/ui/components/copyas/formats.go

@@ -1,8 +1,12 @@
 package copyas
 
 import (
+	"encoding/json"
 	"fmt"
+	"net/url"
 	"strings"
+
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 type header struct{ key, value string }
@@ -12,46 +16,22 @@ type parsedRequest struct {
 	path    string
 	host    string
 	scheme  string
-	headers []header
+	headers []header // garder header{key, value} pour compat locale
 	body    string
 }
 
 func parseRaw(raw, scheme string) parsedRequest {
-	lines := strings.Split(strings.ReplaceAll(raw, "\r\n", "\n"), "\n")
+	r := util.ParseRawRequest(raw)
-	pr := parsedRequest{scheme: scheme}
+	pr := parsedRequest{
-	if len(lines) == 0 {
+		method: r.Method,
-		return pr
+		path:   r.Path,
+		host:   r.Host,
+		scheme: scheme,
 	}
-
+	for _, h := range r.Headers {
-	parts := strings.SplitN(lines[0], " ", 3)
+		pr.headers = append(pr.headers, header{h.Key, h.Value})
-	if len(parts) >= 1 {
-		pr.method = strings.TrimSpace(parts[0])
-	}
-	if len(parts) >= 2 {
-		pr.path = strings.TrimSpace(parts[1])
-	}
-
-	i := 1
-	for i < len(lines) {
-		line := strings.TrimRight(lines[i], "\r")
-		if line == "" {
-			i++
-			break
-		}
-		if kv := strings.SplitN(line, ": ", 2); len(kv) == 2 {
-			k := strings.TrimSpace(kv[0])
-			v := strings.TrimSpace(kv[1])
-			pr.headers = append(pr.headers, header{k, v})
-			if strings.EqualFold(k, "host") {
-				pr.host = v
-			}
-		}
-		i++
-	}
-
-	if i < len(lines) {
-		pr.body = strings.TrimRight(strings.Join(lines[i:], "\n"), "\n")
 	}
+	pr.body = r.Body
 	return pr
 }
 
@@ -78,10 +58,31 @@ func formatAs(id, raw, scheme string) string {
 		return toFFUF(pr)
 	case "markdown":
 		return toMarkdown(pr)
+	case "har":
+		return toHAR(pr)
+	case "httpie":
+		return toHTTPie(pr)
 	}
 	return raw
 }
 
+func toHTTPie(pr parsedRequest) string {
+	var sb strings.Builder
+	method := strings.ToUpper(pr.method)
+	fmt.Fprintf(&sb, "http %s '%s'", method, pr.fullURL())
+	for _, h := range pr.headers {
+		if strings.EqualFold(h.key, "content-length") {
+			continue
+		}
+		fmt.Fprintf(&sb, " \\\n  '%s:%s'", h.key, h.value)
+	}
+	if pr.body != "" {
+		// Pass body via stdin hint
+		fmt.Fprintf(&sb, " \\\n  <<< %q", pr.body)
+	}
+	return sb.String()
+}
+
 func toMarkdown(pr parsedRequest) string {
 	var sb strings.Builder
 	fmt.Fprintf(&sb, "### %s %s\n\n", pr.method, pr.fullURL())
@@ -200,3 +201,104 @@ func toFFUF(pr parsedRequest) string {
 	}
 	return sb.String()
 }
+
+func toHAR(pr parsedRequest) string {
+	type harNameValue struct {
+		Name  string `json:"name"`
+		Value string `json:"value"`
+	}
+	type harPostData struct {
+		MimeType string `json:"mimeType"`
+		Text     string `json:"text"`
+	}
+	type harRequest struct {
+		Method      string         `json:"method"`
+		URL         string         `json:"url"`
+		HTTPVersion string         `json:"httpVersion"`
+		Headers     []harNameValue `json:"headers"`
+		QueryString []harNameValue `json:"queryString"`
+		Cookies     []harNameValue `json:"cookies"`
+		HeadersSize int            `json:"headersSize"`
+		BodySize    int            `json:"bodySize"`
+		PostData    *harPostData   `json:"postData,omitempty"`
+	}
+	type harEntry struct {
+		StartedDateTime string     `json:"startedDateTime"`
+		Time            int        `json:"time"`
+		Request         harRequest `json:"request"`
+		Cache           struct{}   `json:"cache"`
+		Timings         struct {
+			Send    int `json:"send"`
+			Wait    int `json:"wait"`
+			Receive int `json:"receive"`
+		} `json:"timings"`
+	}
+	type harLog struct {
+		Version string `json:"version"`
+		Creator struct {
+			Name    string `json:"name"`
+			Version string `json:"version"`
+		} `json:"creator"`
+		Entries []harEntry `json:"entries"`
+	}
+	type harRoot struct {
+		Log harLog `json:"log"`
+	}
+
+	headers := make([]harNameValue, 0, len(pr.headers))
+	for _, h := range pr.headers {
+		headers = append(headers, harNameValue{h.key, h.value})
+	}
+
+	var qs []harNameValue
+	if idx := strings.Index(pr.path, "?"); idx != -1 {
+		vals, err := url.ParseQuery(pr.path[idx+1:])
+		if err == nil {
+			for k, vs := range vals {
+				for _, v := range vs {
+					qs = append(qs, harNameValue{k, v})
+				}
+			}
+		}
+	}
+	if qs == nil {
+		qs = []harNameValue{}
+	}
+
+	req := harRequest{
+		Method:      pr.method,
+		URL:         pr.fullURL(),
+		HTTPVersion: "HTTP/1.1",
+		Headers:     headers,
+		QueryString: qs,
+		Cookies:     []harNameValue{},
+		HeadersSize: -1,
+		BodySize:    len(pr.body),
+	}
+	if pr.body != "" {
+		mimeType := "application/octet-stream"
+		for _, h := range pr.headers {
+			if strings.EqualFold(h.key, "content-type") {
+				mimeType = h.value
+				break
+			}
+		}
+		req.PostData = &harPostData{MimeType: mimeType, Text: pr.body}
+	}
+
+	root := harRoot{Log: harLog{
+		Version: "1.2",
+		Entries: []harEntry{{
+			StartedDateTime: "1970-01-01T00:00:00.000Z",
+			Time:            -1,
+			Request:         req,
+		}},
+	}}
+	root.Log.Creator.Name = "spilltea"
+
+	b, err := json.MarshalIndent(root, "", "  ")
+	if err != nil {
+		return ""
+	}
+	return string(b)
+}

internal/ui/components/copyas/model.go

@@ -45,6 +45,8 @@ var allFormats = []list.Item{
 	formatItem{"go", "Go", "net/http package"},
 	formatItem{"ffuf", "FFUF", "web fuzzer: FUZZ in query string"},
 	formatItem{"markdown", "Markdown", "formatted for documentation"},
+	formatItem{"har", "HAR", "HTTP Archive (JSON)"},
+	formatItem{"httpie", "HTTPie", "HTTPie command line client"},
 }
 
 type Model struct {

internal/ui/diff/model.go

@@ -10,8 +10,159 @@ import (
 	"charm.land/lipgloss/v2"
 	"github.com/anotherhadi/spilltea/internal/keys"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
+// isWordChar reports whether c belongs to a "word" token (letter, digit, underscore).
+func isWordChar(c byte) bool {
+	return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '_'
+}
+
+// tokenize splits s into runs of word characters and individual non-word bytes.
+func tokenize(s string) []string {
+	var out []string
+	i := 0
+	for i < len(s) {
+		if isWordChar(s[i]) {
+			j := i
+			for j < len(s) && isWordChar(s[j]) {
+				j++
+			}
+			out = append(out, s[i:j])
+			i = j
+		} else {
+			out = append(out, s[i:i+1])
+			i++
+		}
+	}
+	return out
+}
+
+// wordDiff computes a token-level diff between leftLine and rightLine and
+// returns the two rendered strings with changed tokens highlighted.
+func wordDiff(leftLine, rightLine string) (leftRendered, rightRendered string) {
+	lToks := tokenize(leftLine)
+	rToks := tokenize(rightLine)
+
+	n, m := len(lToks), len(rToks)
+	dp := make([][]int, n+1)
+	for i := range dp {
+		dp[i] = make([]int, m+1)
+	}
+	for i := 1; i <= n; i++ {
+		for j := 1; j <= m; j++ {
+			if lToks[i-1] == rToks[j-1] {
+				dp[i][j] = dp[i-1][j-1] + 1
+			} else if dp[i-1][j] >= dp[i][j-1] {
+				dp[i][j] = dp[i-1][j]
+			} else {
+				dp[i][j] = dp[i][j-1]
+			}
+		}
+	}
+
+	type segment struct {
+		kind int // 0=same, 1=left-only, 2=right-only
+		tok  string
+	}
+	segs := make([]segment, 0, n+m)
+	i, j := n, m
+	for i > 0 || j > 0 {
+		switch {
+		case i > 0 && j > 0 && lToks[i-1] == rToks[j-1]:
+			segs = append(segs, segment{0, lToks[i-1]})
+			i--
+			j--
+		case j > 0 && (i == 0 || dp[i][j-1] >= dp[i-1][j]):
+			segs = append(segs, segment{2, rToks[j-1]})
+			j--
+		default:
+			segs = append(segs, segment{1, lToks[i-1]})
+			i--
+		}
+	}
+	for lo, hi := 0, len(segs)-1; lo < hi; lo, hi = lo+1, hi-1 {
+		segs[lo], segs[hi] = segs[hi], segs[lo]
+	}
+
+	s := style.S
+	boldErr := lipgloss.NewStyle().Foreground(s.Error).Bold(true)
+	boldOk := lipgloss.NewStyle().Foreground(s.Success).Bold(true)
+	dim := lipgloss.NewStyle().Foreground(s.Subtle)
+
+	var lb, rb strings.Builder
+	for _, seg := range segs {
+		switch seg.kind {
+		case 0:
+			lb.WriteString(dim.Render(seg.tok))
+			rb.WriteString(dim.Render(seg.tok))
+		case 1:
+			lb.WriteString(boldErr.Render(seg.tok))
+		case 2:
+			rb.WriteString(boldOk.Render(seg.tok))
+		}
+	}
+	return lb.String(), rb.String()
+}
+
+// pairAndHighlight collapses adjacent removed/added blocks onto the same rows
+// (eliminating the interleaved padding lines) and applies word-level diff
+// highlighting to each paired line. Unpaired excess removals/additions keep
+// their original single-sided padding row.
+func pairAndHighlight(left, right []diffLine) ([]diffLine, []diffLine) {
+	newLeft := make([]diffLine, 0, len(left))
+	newRight := make([]diffLine, 0, len(right))
+
+	i := 0
+	for i < len(left) {
+		if left[i].kind != lineRemoved {
+			newLeft = append(newLeft, left[i])
+			newRight = append(newRight, right[i])
+			i++
+			continue
+		}
+
+		rStart := i
+		for i < len(left) && left[i].kind == lineRemoved {
+			i++
+		}
+		rEnd := i
+
+		aStart := i
+		for i < len(left) && left[i].kind == lineAdded {
+			i++
+		}
+		aEnd := i
+
+		nRemoved := rEnd - rStart
+		nAdded := aEnd - aStart
+		pairs := nRemoved
+		if nAdded < pairs {
+			pairs = nAdded
+		}
+
+		for k := 0; k < pairs; k++ {
+			lLine := left[rStart+k]
+			rLine := right[aStart+k]
+			lLine.text, rLine.text = wordDiff(lLine.plainText, rLine.plainText)
+			newLeft = append(newLeft, lLine)
+			newRight = append(newRight, rLine)
+		}
+
+		for k := pairs; k < nRemoved; k++ {
+			newLeft = append(newLeft, left[rStart+k])
+			newRight = append(newRight, diffLine{kind: lineRemoved})
+		}
+
+		for k := pairs; k < nAdded; k++ {
+			newLeft = append(newLeft, diffLine{kind: lineAdded})
+			newRight = append(newRight, right[aStart+k])
+		}
+	}
+
+	return newLeft, newRight
+}
+
 type slot struct {
 	label string
 	raw   string
@@ -38,7 +189,8 @@ const (
 )
 
 type diffLine struct {
-	text string
+	text      string // displayed text (highlighted, possibly word-diff decorated)
+	plainText string // plain text for word-diff pairing (empty for padding lines)
 	kind      lineKind
 }
 
@@ -126,6 +278,7 @@ func (m *Model) computeDiff() {
 	leftHL := hlLines(leftNorm)
 	rightHL := hlLines(rightNorm)
 	m.leftLines, m.rightLines = lcsAlignedDiff(leftPlain, rightPlain, leftHL, rightHL)
+	m.leftLines, m.rightLines = pairAndHighlight(m.leftLines, m.rightLines)
 }
 
 func normRaw(s string) string {
@@ -149,7 +302,7 @@ func (m *Model) refreshViewports() {
 		placeholder := lipgloss.Place(
 			m.leftViewport.Width(), m.leftViewport.Height(),
 			lipgloss.Center, lipgloss.Center,
-			s.Faint.Render("             <(^_^)>\nsend two entries here to compare"),
+			s.Faint.Render(util.CenterLines("<(^_^)>", "send two entries here to compare")),
 		)
 		m.leftViewport.SetContent(placeholder)
 		m.rightViewport.SetContent("")
@@ -161,7 +314,7 @@ func (m *Model) refreshViewports() {
 		placeholder := lipgloss.Place(
 			m.rightViewport.Width(), m.rightViewport.Height(),
 			lipgloss.Center, lipgloss.Center,
-			s.Faint.Render("          (・3・)\nwaiting for second entry…"),
+			s.Faint.Render(util.CenterLines("(・3・)", "waiting for second entry…")),
 		)
 		m.rightViewport.SetContent(placeholder)
 		return
@@ -227,10 +380,10 @@ func lcsAlignedDiff(a, b, aHL, bHL []string) (left, right []diffLine) {
 			j--
 		case j > 0 && (i == 0 || dp[i][j-1] >= dp[i-1][j]):
 			left = append(left, diffLine{kind: lineAdded})
-			right = append(right, diffLine{text: hlB(j - 1), kind: lineAdded})
+			right = append(right, diffLine{text: hlB(j - 1), plainText: b[j-1], kind: lineAdded})
 			j--
 		default:
-			left = append(left, diffLine{text: hlA(i - 1), kind: lineRemoved})
+			left = append(left, diffLine{text: hlA(i - 1), plainText: a[i-1], kind: lineRemoved})
 			right = append(right, diffLine{kind: lineRemoved})
 			i--
 		}

internal/ui/findings/model.go

@@ -15,6 +15,7 @@ import (
 	"github.com/anotherhadi/spilltea/internal/db"
 	"github.com/anotherhadi/spilltea/internal/keys"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 type Model struct {
@@ -27,6 +28,9 @@ type Model struct {
 	pager        paginator.Model
 	help         help.Model
 
+	renderer      *glamour.TermRenderer
+	rendererWidth int
+
 	width  int
 	height int
 }
@@ -76,6 +80,11 @@ func (m *Model) recalcSizes() {
 	m.bodyViewport.SetWidth(inner)
 	m.bodyViewport.SetHeight(bodyVH)
 
+	if m.rendererWidth != inner {
+		m.renderer = nil
+		m.rendererWidth = 0
+	}
+
 	m.refreshListViewport()
 	m.refreshBody()
 }
@@ -109,14 +118,14 @@ func (m *Model) refreshBody() {
 		return
 	}
 	f := m.findings[m.cursor]
-	rendered := renderMarkdown(f.Description, m.bodyViewport.Width())
+	rendered := m.renderMarkdownCached(f.Description, m.bodyViewport.Width())
 	m.bodyViewport.SetContent(rendered)
 	m.bodyViewport.GotoTop()
 }
 
-func renderMarkdown(src string, width int) string {
+func (m *Model) renderMarkdownCached(src string, width int) string {
 	if src == "" {
-		return style.S.Faint.Render(" (ㆆ _ ㆆ)\nno description")
+		return style.S.Faint.Render(util.CenterLines("(ㆆ _ ㆆ)", "no description"))
 	}
 	tmpl, err := template.New("").Parse(src)
 	if err != nil {
@@ -129,14 +138,21 @@ func renderMarkdown(src string, width int) string {
 	if width < 10 {
 		width = 80
 	}
+	// Rebuild renderer if width changed or not yet built.
+	if m.renderer == nil || m.rendererWidth != width {
 		r, err := glamour.NewTermRenderer(
 			glamour.WithStyles(style.GlamourStyleConfig(config.Global)),
 			glamour.WithWordWrap(width),
 		)
-	if err != nil {
+		if err == nil {
+			m.renderer = r
+			m.rendererWidth = width
+		}
+	}
+	if m.renderer == nil {
 		return buf.String()
 	}
-	out, err := r.Render(buf.String())
+	out, err := m.renderer.Render(buf.String())
 	if err != nil {
 		return buf.String()
 	}

internal/ui/findings/update.go

@@ -81,6 +81,49 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				step = 1
 			}
 			m.bodyViewport.SetYOffset(m.bodyViewport.YOffset() + step)
+		case key.Matches(msg, g.GotoTop):
+			m.cursor = 0
+			m.pager.Page = 0
+			m.refreshListViewport()
+			m.refreshBody()
+
+		case key.Matches(msg, g.GotoBottom):
+			if len(m.findings) > 0 {
+				m.cursor = len(m.findings) - 1
+				m.pager.Page = m.pager.TotalPages - 1
+				m.refreshListViewport()
+				m.refreshBody()
+			}
+
+		case key.Matches(msg, g.PrevPage):
+			step := m.pager.PerPage
+			if step < 1 {
+				step = 1
+			}
+			m.cursor -= step
+			if m.cursor < 0 {
+				m.cursor = 0
+			}
+			m.pager.Page = m.cursor / m.pager.PerPage
+			m.refreshListViewport()
+			m.refreshBody()
+
+		case key.Matches(msg, g.NextPage):
+			step := m.pager.PerPage
+			if step < 1 {
+				step = 1
+			}
+			m.cursor += step
+			if m.cursor >= len(m.findings) {
+				m.cursor = len(m.findings) - 1
+				if m.cursor < 0 {
+					m.cursor = 0
+				}
+			}
+			m.pager.Page = m.cursor / m.pager.PerPage
+			m.refreshListViewport()
+			m.refreshBody()
+
 		case key.Matches(msg, g.Help):
 			m.help.ShowAll = !m.help.ShowAll
 			m.recalcSizes()

internal/ui/findings/view.go

@@ -54,7 +54,7 @@ func (m *Model) renderList() string {
 		return lipgloss.Place(
 			m.listViewport.Width(), m.listViewport.Height(),
 			lipgloss.Center, lipgloss.Center,
-			s.Faint.Render("  (҂◡_◡) ᕤ\nno findings"),
+			s.Faint.Render(util.CenterLines("(҂◡_◡) ᕤ", "no findings")),
 		)
 	}
 

internal/ui/history/model.go

@@ -10,6 +10,7 @@ import (
 	"github.com/anotherhadi/spilltea/internal/db"
 	"github.com/anotherhadi/spilltea/internal/keys"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 type panel int
@@ -62,7 +63,12 @@ func (m Model) CurrentRaw() string {
 	return m.entries[m.cursor].RequestRaw
 }
 
-func (m Model) CurrentScheme() string { return "https" }
+func (m Model) CurrentScheme() string {
+	if len(m.entries) == 0 || m.cursor >= len(m.entries) {
+		return "https"
+	}
+	return util.InferScheme(m.entries[m.cursor].Host)
+}
 
 // RefreshCmd returns the appropriate load command given the current search state.
 // The app model should call this instead of LoadEntriesCmd directly so that
@@ -153,7 +159,7 @@ func (m historyKeyMap) FullHelp() [][]key.Binding {
 	h := keys.Keys.History
 	g := keys.Keys.Global
 	pageGlobals := []key.Binding{g.Up, g.Down, g.CycleFocus, g.ScrollUp, g.ScrollDown, g.Left, g.Right, g.Escape, g.SendToReplay, g.SendToDiff, g.Copy, g.CopyAs}
-	all := []key.Binding{h.DeleteEntry, h.DeleteAll, h.Filter, h.SqlQuery}
+	all := []key.Binding{h.Flag, h.DeleteEntry, h.DeleteAll, h.Filter, h.SqlQuery}
 	all = append(all, pageGlobals...)
 	all = append(all, g.CommonBindings()...)
 	return keys.ChunkByWidth(all, m.width)

internal/ui/history/update.go

@@ -230,6 +230,12 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				}
 			}
 
+		case key.Matches(msg, h.Flag):
+			if len(m.entries) > 0 && m.database != nil {
+				m.database.ToggleFlag(m.entries[m.cursor].ID)
+				return m, m.RefreshCmd()
+			}
+
 		case key.Matches(msg, h.DeleteEntry):
 			if len(m.entries) > 0 {
 				id := m.entries[m.cursor].ID
@@ -271,6 +277,55 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		case key.Matches(msg, g.Right):
 			m.bodyViewport.ScrollRight(6)
 
+		case key.Matches(msg, g.GotoTop):
+			m.cursor = 0
+			m.pager.Page = 0
+			m.refreshListViewport()
+			m.refreshBody()
+			m.bodyViewport.SetYOffset(0)
+			m.bodyViewport.SetXOffset(0)
+
+		case key.Matches(msg, g.GotoBottom):
+			if len(m.entries) > 0 {
+				m.cursor = len(m.entries) - 1
+				m.pager.Page = m.pager.TotalPages - 1
+				m.refreshListViewport()
+				m.refreshBody()
+				m.bodyViewport.SetYOffset(0)
+				m.bodyViewport.SetXOffset(0)
+			}
+
+		case key.Matches(msg, g.PrevPage):
+			step := m.pager.PerPage
+			if step < 1 {
+				step = 1
+			}
+			m.cursor -= step
+			if m.cursor < 0 {
+				m.cursor = 0
+			}
+			m.refreshListViewport()
+			m.refreshBody()
+			m.bodyViewport.SetYOffset(0)
+			m.bodyViewport.SetXOffset(0)
+
+		case key.Matches(msg, g.NextPage):
+			step := m.pager.PerPage
+			if step < 1 {
+				step = 1
+			}
+			m.cursor += step
+			if m.cursor >= len(m.entries) {
+				m.cursor = len(m.entries) - 1
+				if m.cursor < 0 {
+					m.cursor = 0
+				}
+			}
+			m.refreshListViewport()
+			m.refreshBody()
+			m.bodyViewport.SetYOffset(0)
+			m.bodyViewport.SetXOffset(0)
+
 		case key.Matches(msg, keys.Keys.Global.Help):
 			m.help.ShowAll = !m.help.ShowAll
 			m.recalcSizes()
@@ -307,7 +362,7 @@ func (m *Model) refreshBody() {
 	}
 	if raw == "" {
 		w, h := m.bodyViewport.Width(), m.bodyViewport.Height()
-		m.bodyViewport.SetContent(lipgloss.Place(w, h, lipgloss.Center, lipgloss.Center, style.S.Faint.Render("      (˘･_･˘)\nno response stored")))
+		m.bodyViewport.SetContent(lipgloss.Place(w, h, lipgloss.Center, lipgloss.Center, style.S.Faint.Render(util.CenterLines("(˘･_･˘)", "no response stored"))))
 		return
 	}
 	m.bodyViewport.SetContent(style.HighlightHTTP(raw))

internal/ui/history/view.go

@@ -9,6 +9,7 @@ import (
 	"github.com/anotherhadi/spilltea/internal/icons"
 	"github.com/anotherhadi/spilltea/internal/keys"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 func (m Model) View() tea.View {
@@ -84,9 +85,9 @@ func (m *Model) renderList() string {
 		)
 	}
 	if len(m.entries) == 0 {
-		msg := "    (⌐■_■)\nno history yet"
+		msg := util.CenterLines("(⌐■_■)", "no history yet")
 		if m.searchKind != searchKindOff {
-			msg = "ʕノ•ᴥ•ʔノ ︵ ┻━┻\n   no results"
+			msg = util.CenterLines("ʕノ•ᴥ•ʔノ ︵ ┻━┻", "no results")
 		}
 		return lipgloss.Place(
 			m.listViewport.Width(), m.listViewport.Height(),
@@ -112,7 +113,7 @@ func (m *Model) renderList() string {
 		w := m.listViewport.Width()
 
 		statusStr := fmt.Sprintf("%3d", e.StatusCode)
-		const fixedW = 2 + 7 + 1 + 3 + 1 + 10 + 1
+		const fixedW = 2 + 2 + 7 + 1 + 3 + 1 + 10 + 1
 		hostPathW := w - fixedW
 		if hostPathW < 0 {
 			hostPathW = 0
@@ -120,12 +121,21 @@ func (m *Model) renderList() string {
 
 		ts := e.Timestamp.Format("15:04:05")
 		statusSt := style.StatusStyle(e.StatusCode, 3)
+		flagSt := lipgloss.NewStyle().Foreground(s.Primary)
 
 		var line string
 		if selected {
 			bg := lipgloss.NewStyle().Background(selBg)
+			flagStr := "  "
+			if e.Flagged {
+				flagStr = icons.I.Flag + " "
+				if icons.I.Flag == "" {
+					flagStr = "★ "
+				}
+			}
 			line = lipgloss.JoinHorizontal(lipgloss.Top,
 				bg.Bold(true).Foreground(s.Primary).Width(2).Render(">"),
+				bg.Foreground(s.Primary).Width(2).Render(flagStr),
 				s.Method(e.Method).Background(selBg).Render(e.Method),
 				bg.Width(1).Render(""),
 				statusSt.Background(selBg).Render(statusStr),
@@ -135,8 +145,16 @@ func (m *Model) renderList() string {
 				bg.Bold(true).Width(hostPathW).Render(e.Host+e.Path),
 			)
 		} else {
+			flagStr := "  "
+			if e.Flagged {
+				flagStr = icons.I.Flag + " "
+				if icons.I.Flag == "" {
+					flagStr = "★ "
+				}
+			}
 			line = lipgloss.JoinHorizontal(lipgloss.Top,
 				"  ",
+				flagSt.Width(2).Render(flagStr),
 				s.Method(e.Method).Render(e.Method),
 				" ",
 				statusSt.Render(statusStr),

internal/ui/home/model.go

@@ -142,6 +142,11 @@ type Project struct {
 	ModTime time.Time
 }
 
+// ProjectSelectedMsg is emitted when the user picks a project from the home screen.
+type ProjectSelectedMsg struct {
+	Project *Project
+}
+
 type inputMode int
 
 const (
@@ -161,15 +166,11 @@ type Model struct {
 	list        list.Model
 	projectDir  string
 	nameInput   textinput.Model
-	selected    *Project
 	width       int
 	height      int
 	teapotFrame int
 }
 
-// Selected returns the project chosen by the user, or nil if the program was
-// quit without making a selection.
-func (m Model) Selected() *Project { return m.selected }
 
 func New(projectDir string) Model {
 	projects := loadProjects(projectDir)
@@ -332,7 +333,7 @@ func (m Model) renderHelpLine() string {
 		}
 		parts = append(parts, binding(k.Open))
 		parts = append(parts, binding(k.Delete))
-		parts = append(parts, item("q", "quit"))
+		parts = append(parts, item(keys.Keys.Global.Quit.Help().Key, "quit"))
 	}
 
 	return strings.Join(parts, sep)

internal/ui/home/update.go

@@ -76,11 +76,11 @@ func (m Model) handleSelection() (tea.Model, tea.Cmd) {
 			return m, nil
 		}
 		initProjectFiles(dir)
-		m.selected = &Project{Name: "temporary", Path: filepath.Join(dir, "data.db")}
+		p := &Project{Name: "temporary", Path: filepath.Join(dir, "data.db")}
-		return m, tea.Quit
+		return m, func() tea.Msg { return ProjectSelectedMsg{Project: p} }
 	default:
-		m.selected = &Project{Name: item.name, Path: item.path}
+		p := &Project{Name: item.name, Path: item.path}
-		return m, tea.Quit
+		return m, func() tea.Msg { return ProjectSelectedMsg{Project: p} }
 	}
 }
 
@@ -117,8 +117,8 @@ func (m Model) updateNaming(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
 			return m, nil
 		}
 		initProjectFiles(dir)
-		m.selected = &Project{Name: name, Path: filepath.Join(dir, "data.db")}
+		p := &Project{Name: name, Path: filepath.Join(dir, "data.db")}
-		return m, tea.Quit
+		return m, func() tea.Msg { return ProjectSelectedMsg{Project: p} }
 	default:
 		var cmd tea.Cmd
 		m.nameInput, cmd = m.nameInput.Update(msg)

internal/ui/intercept/helpers.go

@@ -4,114 +4,39 @@ import (
 	"fmt"
 	"net/http"
 	"net/url"
-	"sort"
 	"strconv"
 	"strings"
 
 	"github.com/anotherhadi/spilltea/internal/intercept"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
-func formatRawRequest(req *intercept.PendingRequest) string {
-	r := req.Flow.Request
-	var sb strings.Builder
-
-	fmt.Fprintf(&sb, "%s %s %s\n", r.Method, r.URL.RequestURI(), r.Proto)
-
-	keys := make([]string, 0, len(r.Header))
-	for k := range r.Header {
-		keys = append(keys, k)
-	}
-	sort.Strings(keys)
-	for _, k := range keys {
-		for _, v := range r.Header[k] {
-			fmt.Fprintf(&sb, "%s: %s\n", k, v)
-		}
-	}
-
-	sb.WriteString("\n")
-	if len(r.Body) > 0 {
-		sb.Write(r.Body)
-	}
-	return sb.String()
-}
-
-func formatRawResponse(resp *intercept.PendingResponse) string {
-	r := resp.Flow.Response
-	if r == nil {
-		return "(no response)"
-	}
-	var sb strings.Builder
-
-	proto := resp.Flow.Request.Proto
-	if proto == "" {
-		proto = "HTTP/1.1"
-	}
-	fmt.Fprintf(&sb, "%s %d %s\n", proto, r.StatusCode, http.StatusText(r.StatusCode))
-
-	keys := make([]string, 0, len(r.Header))
-	for k := range r.Header {
-		keys = append(keys, k)
-	}
-	sort.Strings(keys)
-	for _, k := range keys {
-		for _, v := range r.Header[k] {
-			fmt.Fprintf(&sb, "%s: %s\n", k, v)
-		}
-	}
-
-	sb.WriteString("\n")
-	if len(r.Body) > 0 {
-		sb.Write(r.Body)
-	}
-	return sb.String()
-}
-
 func parseRawRequest(content string, req *intercept.PendingRequest) {
+	parsed := util.ParseRawRequest(content)
 	r := req.Flow.Request
-	lines := strings.Split(strings.ReplaceAll(content, "\r\n", "\n"), "\n")
+	if parsed.Method != "" {
-	if len(lines) == 0 {
+		r.Method = parsed.Method
-		return
 	}
-
+	if parsed.Path != "" {
-	parts := strings.SplitN(lines[0], " ", 3)
+		if u, err := url.ParseRequestURI(parsed.Path); err == nil {
-	if len(parts) >= 1 {
-		r.Method = strings.TrimSpace(parts[0])
-	}
-	if len(parts) >= 2 {
-		if u, err := url.ParseRequestURI(strings.TrimSpace(parts[1])); err == nil {
 			r.URL.Path = u.Path
 			r.URL.RawQuery = u.RawQuery
 		}
 	}
-	if len(parts) >= 3 {
+	if parsed.Proto != "" {
-		r.Proto = strings.TrimSpace(parts[2])
+		r.Proto = parsed.Proto
 	}
-
 	r.Header = make(http.Header)
-	i := 1
+	for _, h := range parsed.Headers {
-	for i < len(lines) {
+		r.Header.Set(h.Key, h.Value)
-		line := strings.TrimRight(lines[i], "\r")
-		if line == "" {
-			i++
-			break
 	}
-		if kv := strings.SplitN(line, ": ", 2); len(kv) == 2 {
+	if parsed.Body != "" {
-			r.Header.Set(strings.TrimSpace(kv[0]), strings.TrimSpace(kv[1]))
+		r.Body = []byte(parsed.Body)
-		}
-		i++
-	}
-
-	if i < len(lines) {
-		body := strings.Join(lines[i:], "\n")
-		body = strings.TrimRight(body, "\n")
-		if body != "" {
-			r.Body = []byte(body)
 	} else {
 		r.Body = nil
 	}
 }
-}
 
 func parseRawResponse(content string, resp *intercept.PendingResponse) {
 	r := resp.Flow.Response
@@ -343,7 +268,7 @@ func (m *Model) loadIntoTextarea() {
 		if edited, ok := m.pendingResponseEdits[resp]; ok {
 			m.textarea.SetValue(edited)
 		} else {
-			m.textarea.SetValue(formatRawResponse(resp))
+			m.textarea.SetValue(intercept.FormatRawResponse(resp.Flow))
 		}
 	} else {
 		if len(m.queue) == 0 {
@@ -353,7 +278,7 @@ func (m *Model) loadIntoTextarea() {
 		if edited, ok := m.pendingEdits[req]; ok {
 			m.textarea.SetValue(edited)
 		} else {
-			m.textarea.SetValue(formatRawRequest(req))
+			m.textarea.SetValue(intercept.FormatRawRequest(req.Flow))
 		}
 	}
 }
@@ -370,7 +295,7 @@ func (m *Model) refreshBody() {
 		if edited, ok := m.pendingResponseEdits[resp]; ok {
 			raw = edited
 		} else {
-			raw = formatRawResponse(resp)
+			raw = intercept.FormatRawResponse(resp.Flow)
 		}
 	} else {
 		if len(m.queue) == 0 {
@@ -381,7 +306,7 @@ func (m *Model) refreshBody() {
 		if edited, ok := m.pendingEdits[req]; ok {
 			raw = edited
 		} else {
-			raw = formatRawRequest(req)
+			raw = intercept.FormatRawRequest(req.Flow)
 		}
 	}
 	m.bodyViewport.SetContent(style.HighlightHTTP(raw))

internal/ui/intercept/model.go

@@ -98,7 +98,7 @@ func (m Model) CurrentRaw() string {
 		if edited, ok := m.pendingResponseEdits[resp]; ok {
 			return edited
 		}
-		return formatRawResponse(resp)
+		return intercept.FormatRawResponse(resp.Flow)
 	}
 	if len(m.queue) == 0 {
 		return ""
@@ -107,7 +107,7 @@ func (m Model) CurrentRaw() string {
 	if edited, ok := m.pendingEdits[req]; ok {
 		return edited
 	}
-	return formatRawRequest(req)
+	return intercept.FormatRawRequest(req.Flow)
 }
 
 func (m *Model) SetSize(w, h int) {

internal/ui/intercept/update.go

@@ -146,9 +146,6 @@ func (m Model) updateNormalMode(msg tea.KeyPressMsg, cmds *[]tea.Cmd) (tea.Model
 	case key.Matches(msg, keys.Keys.Global.Right):
 		m.bodyViewport.ScrollRight(6)
 
-	case key.Matches(msg, keys.Keys.Global.Quit):
-		return m, tea.Quit
-
 	case key.Matches(msg, keys.Keys.Intercept.UndoEdits):
 		if onResponses {
 			if len(m.responseQueue) > 0 {
@@ -237,10 +234,10 @@ func (m Model) updateNormalMode(msg tea.KeyPressMsg, cmds *[]tea.Cmd) (tea.Model
 
 	case key.Matches(msg, keys.Keys.Intercept.EditExternal):
 		if !onResponses && len(m.queue) > 0 {
-			return m, util.OpenExternalEditor(formatRawRequest(m.queue[m.cursor]))
+			return m, util.OpenExternalEditor(intercept.FormatRawRequest(m.queue[m.cursor].Flow))
 		}
 		if onResponses && len(m.responseQueue) > 0 {
-			return m, util.OpenExternalEditor(formatRawResponse(m.responseQueue[m.responseCursor]))
+			return m, util.OpenExternalEditor(intercept.FormatRawResponse(m.responseQueue[m.responseCursor].Flow))
 		}
 
 	case key.Matches(msg, keys.Keys.Global.SendToReplay):
@@ -268,6 +265,30 @@ func (m Model) updateNormalMode(msg tea.KeyPressMsg, cmds *[]tea.Cmd) (tea.Model
 				return diffUI.SendToDiffMsg{Label: label, Raw: raw}
 			}
 		}
+
+	case key.Matches(msg, keys.Keys.Global.GotoTop):
+		if onResponses {
+			m.responseCursor = 0
+		} else {
+			m.cursor = 0
+		}
+		m.refreshListViewport()
+		m.refreshResponseListViewport()
+		m.refreshBody()
+
+	case key.Matches(msg, keys.Keys.Global.GotoBottom):
+		if onResponses {
+			if len(m.responseQueue) > 0 {
+				m.responseCursor = len(m.responseQueue) - 1
+			}
+		} else {
+			if len(m.queue) > 0 {
+				m.cursor = len(m.queue) - 1
+			}
+		}
+		m.refreshListViewport()
+		m.refreshResponseListViewport()
+		m.refreshBody()
 	}
 
 	return m, tea.Batch(*cmds...)
@@ -287,12 +308,12 @@ func (m Model) updateEditMode(msg tea.KeyPressMsg, cmds *[]tea.Cmd) (tea.Model,
 		if onResponses {
 			if len(m.responseQueue) > 0 {
 				delete(m.pendingResponseEdits, m.responseQueue[m.responseCursor])
-				m.textarea.SetValue(formatRawResponse(m.responseQueue[m.responseCursor]))
+				m.textarea.SetValue(intercept.FormatRawResponse(m.responseQueue[m.responseCursor].Flow))
 			}
 		} else {
 			if len(m.queue) > 0 {
 				delete(m.pendingEdits, m.queue[m.cursor])
-				m.textarea.SetValue(formatRawRequest(m.queue[m.cursor]))
+				m.textarea.SetValue(intercept.FormatRawRequest(m.queue[m.cursor].Flow))
 			}
 		}
 

internal/ui/intercept/view.go

@@ -8,6 +8,7 @@ import (
 	"charm.land/lipgloss/v2"
 	"github.com/anotherhadi/spilltea/internal/icons"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 func (m Model) View() tea.View {
@@ -104,7 +105,7 @@ func (m *Model) renderStatusBar() string {
 
 func (m *Model) renderList() string {
 	if len(m.queue) == 0 {
-		return lipgloss.Place(m.listViewport.Width(), m.listViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render("       (｡◕‿‿◕｡)\nwaiting for a request"))
+		return lipgloss.Place(m.listViewport.Width(), m.listViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render(util.CenterLines("(｡◕‿‿◕｡)", "waiting for a request")))
 	}
 
 	s := style.S
@@ -160,7 +161,7 @@ func (m *Model) renderList() string {
 
 func (m *Model) renderResponseList() string {
 	if len(m.responseQueue) == 0 {
-		return lipgloss.Place(m.responseViewport.Width(), m.responseViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render("     (҂◡_◡)\nno response yet"))
+		return lipgloss.Place(m.responseViewport.Width(), m.responseViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render(util.CenterLines("(҂◡_◡)", "no response yet")))
 	}
 
 	s := style.S

internal/ui/plugins/model.go

@@ -112,7 +112,6 @@ func (m *Model) recalcSizes() {
 	m.syncDetailViewport()
 }
 
-// Refresh reloads the plugin list from the manager.
 func (m *Model) Refresh() {
 	if m.manager == nil {
 		return

internal/ui/plugins/update.go

@@ -6,21 +6,7 @@ import (
 	"github.com/anotherhadi/spilltea/internal/keys"
 )
 
-// PluginsChangedMsg is sent when the plugin list should be refreshed.
-type PluginsChangedMsg struct{}
-
-// RefreshCmd returns a command that triggers a list refresh.
-func RefreshCmd() tea.Cmd {
-	return func() tea.Msg { return PluginsChangedMsg{} }
-}
-
 func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
-	switch msg.(type) {
-	case PluginsChangedMsg:
-		m.Refresh()
-		return m, nil
-	}
-
 	// Route non-key messages to textarea when editing so internal
 	// textarea messages (e.g. clipboard paste) are handled correctly.
 	if m.editing {

internal/ui/plugins/view.go

@@ -11,11 +11,12 @@ import (
 	"github.com/anotherhadi/spilltea/internal/icons"
 	"github.com/anotherhadi/spilltea/internal/keys"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 func (m Model) View() tea.View {
 	if m.width == 0 || m.manager == nil {
-		return tea.NewView(lipgloss.Place(m.width, m.height, lipgloss.Center, lipgloss.Center, style.S.Faint.Render("    (._.)~*.'\n no plugins loaded")))
+		return tea.NewView(lipgloss.Place(m.width, m.height, lipgloss.Center, lipgloss.Center, style.S.Faint.Render(util.CenterLines("(._.)~*.'", "no plugins loaded"))))
 	}
 
 	listH, detailH := style.SplitH(m.height, m.renderStatusBar(), 0.4)
@@ -131,9 +132,9 @@ func (m *Model) renderStatusBar() string {
 func (m *Model) renderList() string {
 	s := style.S
 	if len(m.filtered) == 0 {
-		msg := " (ง •̀_•́)ง\nno plugins"
+		msg := util.CenterLines("(ง •̀_•́)ง", "no plugins", "", "spilltea --add-default-plugins")
 		if m.filter != "" {
-			msg = "   = _ =\nno results"
+			msg = util.CenterLines("= _ =", "no results")
 		}
 		return lipgloss.Place(
 			m.listViewport.Width(), m.listViewport.Height(),

internal/ui/replay/update.go

@@ -1,18 +1,17 @@
 package replay
 
 import (
-	"bytes"
 	"crypto/tls"
 	"fmt"
 	"io"
 	"net/http"
-	"sort"
 	"strings"
 	"time"
 
 	"charm.land/bubbles/v2/key"
 	tea "charm.land/bubbletea/v2"
 	"charm.land/lipgloss/v2"
+	"github.com/anotherhadi/spilltea/internal/config"
 	"github.com/anotherhadi/spilltea/internal/db"
 	"github.com/anotherhadi/spilltea/internal/keys"
 	"github.com/anotherhadi/spilltea/internal/style"
@@ -213,6 +212,47 @@ func (m Model) updateNormalMode(msg tea.KeyPressMsg) (tea.Model, tea.Cmd) {
 		m.refreshListViewport()
 		m.refreshBody()
 
+	case key.Matches(msg, keys.Keys.Global.GotoTop):
+		m.cursor = 0
+		m.pager.Page = 0
+		m.refreshListViewport()
+		m.refreshBody()
+
+	case key.Matches(msg, keys.Keys.Global.GotoBottom):
+		if len(m.entries) > 0 {
+			m.cursor = len(m.entries) - 1
+			m.pager.Page = m.pager.TotalPages - 1
+			m.refreshListViewport()
+			m.refreshBody()
+		}
+
+	case key.Matches(msg, keys.Keys.Global.PrevPage):
+		step := m.pager.PerPage
+		if step < 1 {
+			step = 1
+		}
+		m.cursor -= step
+		if m.cursor < 0 {
+			m.cursor = 0
+		}
+		m.refreshListViewport()
+		m.refreshBody()
+
+	case key.Matches(msg, keys.Keys.Global.NextPage):
+		step := m.pager.PerPage
+		if step < 1 {
+			step = 1
+		}
+		m.cursor += step
+		if m.cursor >= len(m.entries) {
+			m.cursor = len(m.entries) - 1
+			if m.cursor < 0 {
+				m.cursor = 0
+			}
+		}
+		m.refreshListViewport()
+		m.refreshBody()
+
 	case key.Matches(msg, g.Help):
 		m.help.ShowAll = !m.help.ShowAll
 		m.recalcSizes()
@@ -265,69 +305,46 @@ func (m *Model) refreshBody() {
 	m.requestViewport.SetXOffset(0)
 
 	if e.Sending {
-		m.responseViewport.SetContent(lipgloss.Place(m.responseViewport.Width(), m.responseViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render("  (ﾉ◕ヮ◕)ﾉ*:･ﾟ\n   sending...")))
+		m.responseViewport.SetContent(lipgloss.Place(m.responseViewport.Width(), m.responseViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render(util.CenterLines("(ﾉ◕ヮ◕)ﾉ*:･ﾟ", "sending..."))))
 	} else if e.ResponseRaw != "" {
 		m.responseViewport.SetContent(style.HighlightHTTP(e.ResponseRaw))
 	} else {
-		m.responseViewport.SetContent(lipgloss.Place(m.responseViewport.Width(), m.responseViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render("    ( •_•)>⌐■\npress send to fire")))
+		m.responseViewport.SetContent(lipgloss.Place(m.responseViewport.Width(), m.responseViewport.Height(), lipgloss.Center, lipgloss.Center, style.S.Faint.Render(util.CenterLines("( •_•)>⌐■", "press send to fire"))))
 	}
 	m.responseViewport.SetYOffset(0)
 	m.responseViewport.SetXOffset(0)
 }
 
 func doSend(entry Entry) (responseRaw string, statusCode int, err error) {
-	lines := strings.Split(strings.ReplaceAll(entry.RequestRaw, "\r\n", "\n"), "\n")
+	parsed := util.ParseRawRequest(entry.RequestRaw)
-	if len(lines) == 0 {
+	if parsed.Method == "" {
 		return "", 0, fmt.Errorf("empty request")
 	}
 
-	parts := strings.SplitN(lines[0], " ", 3)
+	host := parsed.Host
-	if len(parts) < 2 {
+	if host == "" {
-		return "", 0, fmt.Errorf("invalid request line")
+		host = entry.Host
 	}
-	method := strings.TrimSpace(parts[0])
-	path := strings.TrimSpace(parts[1])
-
 	headers := make(http.Header)
-	host := entry.Host
+	for _, h := range parsed.Headers {
-	i := 1
+		if strings.EqualFold(h.Key, "host") {
-	for i < len(lines) {
+			continue
-		line := strings.TrimRight(lines[i], "\r")
-		if line == "" {
-			i++
-			break
 		}
-		if kv := strings.SplitN(line, ": ", 2); len(kv) == 2 {
+		headers.Add(h.Key, h.Value)
-			k := strings.TrimSpace(kv[0])
-			v := strings.TrimSpace(kv[1])
-			if strings.ToLower(k) == "host" {
-				host = v
-			} else {
-				headers.Add(k, v)
-			}
-		}
-		i++
-	}
-
-	var bodyBytes []byte
-	if i < len(lines) {
-		b := strings.Join(lines[i:], "\n")
-		b = strings.TrimRight(b, "\n")
-		bodyBytes = []byte(b)
 	}
 
 	scheme := entry.Scheme
 	if scheme == "" {
 		scheme = "https"
 	}
-	urlStr := scheme + "://" + host + path
+	urlStr := scheme + "://" + host + parsed.Path
 
 	var bodyReader io.Reader
-	if len(bodyBytes) > 0 {
+	if parsed.Body != "" {
-		bodyReader = bytes.NewReader(bodyBytes)
+		bodyReader = strings.NewReader(parsed.Body)
 	}
 
-	req, err := http.NewRequest(method, urlStr, bodyReader)
+	req, err := http.NewRequest(parsed.Method, urlStr, bodyReader)
 	if err != nil {
 		return "", 0, err
 	}
@@ -349,19 +366,13 @@ func doSend(entry Entry) (responseRaw string, statusCode int, err error) {
 	}
 	defer resp.Body.Close()
 
-	respBody, _ := io.ReadAll(resp.Body)
+	limit := int64(config.Global.App.MaxBodySizeMB) * 1024 * 1024
+	respBody, _ := io.ReadAll(io.LimitReader(resp.Body, limit))
 
 	var sb strings.Builder
 	fmt.Fprintf(&sb, "%s %d %s\n", resp.Proto, resp.StatusCode, http.StatusText(resp.StatusCode))
-	sortedKeys := make([]string, 0, len(resp.Header))
+	for _, line := range util.SortedHeaderLines(resp.Header) {
-	for k := range resp.Header {
+		sb.WriteString(line)
-		sortedKeys = append(sortedKeys, k)
-	}
-	sort.Strings(sortedKeys)
-	for _, k := range sortedKeys {
-		for _, v := range resp.Header[k] {
-			fmt.Fprintf(&sb, "%s: %s\n", k, v)
-		}
 	}
 	sb.WriteString("\n")
 	sb.Write(respBody)
@@ -390,7 +401,11 @@ func entryToDB(e Entry) db.ReplayEntry {
 }
 
 func entryFromMsg(msg SendToReplayMsg) Entry {
-	method, host, path := parseFirstLine(msg.RequestRaw, msg.Host)
+	parsed := util.ParseRawRequest(msg.RequestRaw)
+	host := parsed.Host
+	if host == "" {
+		host = msg.Host
+	}
 	scheme := msg.Scheme
 	if scheme == "" {
 		scheme = util.InferScheme(host)
@@ -398,34 +413,9 @@ func entryFromMsg(msg SendToReplayMsg) Entry {
 	return Entry{
 		Scheme:      scheme,
 		Host:        host,
-		Path:        path,
+		Path:        parsed.Path,
-		Method:      method,
+		Method:      parsed.Method,
 		OriginalRaw: msg.RequestRaw,
 		RequestRaw:  msg.RequestRaw,
 	}
 }
-
-func parseFirstLine(raw, fallbackHost string) (method, host, path string) {
-	host = fallbackHost
-	path = "/"
-	lines := strings.SplitN(raw, "\n", 2)
-	if len(lines) == 0 {
-		return
-	}
-	parts := strings.Fields(lines[0])
-	if len(parts) >= 1 {
-		method = parts[0]
-	}
-	if len(parts) >= 2 {
-		path = parts[1]
-	}
-	if len(lines) > 1 {
-		for _, line := range strings.Split(lines[1], "\n") {
-			if strings.HasPrefix(strings.ToLower(line), "host:") {
-				host = strings.TrimSpace(line[5:])
-				break
-			}
-		}
-	}
-	return
-}

internal/ui/replay/view.go

@@ -8,6 +8,7 @@ import (
 	"charm.land/lipgloss/v2"
 	"github.com/anotherhadi/spilltea/internal/icons"
 	"github.com/anotherhadi/spilltea/internal/style"
+	"github.com/anotherhadi/spilltea/internal/util"
 )
 
 func (m Model) View() tea.View {
@@ -75,7 +76,7 @@ func (m *Model) renderList() string {
 		return lipgloss.Place(
 			m.listViewport.Width(), m.listViewport.Height(),
 			lipgloss.Center, lipgloss.Center,
-			style.S.Faint.Render("                  (╥﹏╥)\nsend a request from History or Intercept"),
+			style.S.Faint.Render(util.CenterLines("(╥﹏╥)", "send a request from History or Intercept")),
 		)
 	}
 

internal/util/editor.go

@@ -5,6 +5,8 @@ import (
 	"os/exec"
 
 	tea "charm.land/bubbletea/v2"
+
+	"github.com/anotherhadi/spilltea/internal/config"
 )
 
 type EditorFinishedMsg struct {
@@ -13,7 +15,10 @@ type EditorFinishedMsg struct {
 }
 
 func OpenExternalEditor(content string) tea.Cmd {
-	editor := os.Getenv("EDITOR")
+	editor := config.Global.App.ExternalEditor
+	if editor == "" {
+		editor = os.Getenv("EDITOR")
+	}
 	if editor == "" {
 		editor = "vi"
 	}

internal/util/rawhttp.go

@@ -0,0 +1,86 @@
+package util
+
+import (
+	"fmt"
+	"net/http"
+	"sort"
+	"strings"
+)
+
+// RawRequest holds a parsed raw HTTP request string.
+type RawRequest struct {
+	Method  string
+	Path    string
+	Proto   string
+	Host    string
+	Headers []RawHeader
+	Body    string
+}
+
+// RawHeader is a single header key/value pair preserving insertion order.
+type RawHeader struct {
+	Key   string
+	Value string
+}
+
+// ParseRawRequest parses a raw HTTP request string (as produced by
+// FormatRawRequest). The Host header, if present, is extracted into Host
+// but also kept in Headers.
+func ParseRawRequest(raw string) RawRequest {
+	lines := strings.Split(strings.ReplaceAll(raw, "\r\n", "\n"), "\n")
+	var r RawRequest
+	if len(lines) == 0 {
+		return r
+	}
+
+	parts := strings.SplitN(lines[0], " ", 3)
+	if len(parts) >= 1 {
+		r.Method = strings.TrimSpace(parts[0])
+	}
+	if len(parts) >= 2 {
+		r.Path = strings.TrimSpace(parts[1])
+	}
+	if len(parts) >= 3 {
+		r.Proto = strings.TrimSpace(parts[2])
+	}
+
+	i := 1
+	for i < len(lines) {
+		line := strings.TrimRight(lines[i], "\r")
+		if line == "" {
+			i++
+			break
+		}
+		if kv := strings.SplitN(line, ": ", 2); len(kv) == 2 {
+			k := strings.TrimSpace(kv[0])
+			v := strings.TrimSpace(kv[1])
+			r.Headers = append(r.Headers, RawHeader{k, v})
+			if strings.EqualFold(k, "host") {
+				r.Host = v
+			}
+		}
+		i++
+	}
+
+	if i < len(lines) {
+		r.Body = strings.TrimRight(strings.Join(lines[i:], "\n"), "\n")
+	}
+	return r
+}
+
+// SortedHeaderLines returns header lines sorted by key name, formatted as
+// "Key: Value\n" strings. Useful for deterministic serialisation.
+func SortedHeaderLines(h http.Header) []string {
+	keys := make([]string, 0, len(h))
+	for k := range h {
+		keys = append(keys, k)
+	}
+	sort.Strings(keys)
+	var out []string
+	for _, k := range keys {
+		for _, v := range h[k] {
+			out = append(out, fmt.Sprintf("%s: %s\n", k, v))
+		}
+	}
+	return out
+}

internal/util/util.go

@@ -1,6 +1,10 @@
 package util
 
-import "strings"
+import (
+	"strings"
+
+	"charm.land/lipgloss/v2"
+)
 
 func Truncate(s string, max int) string {
 	if len(s) <= max {
@@ -9,6 +13,21 @@ func Truncate(s string, max int) string {
 	return s[:max-1] + "…"
 }
 
+// CenterLines centers each line horizontally relative to the longest one.
+func CenterLines(lines ...string) string {
+	maxWidth := 0
+	for _, l := range lines {
+		if w := lipgloss.Width(l); w > maxWidth {
+			maxWidth = w
+		}
+	}
+	centered := make([]string, len(lines))
+	for i, l := range lines {
+		centered[i] = lipgloss.PlaceHorizontal(maxWidth, lipgloss.Center, l)
+	}
+	return strings.Join(centered, "\n")
+}
+
 // InferScheme returns "http" for port 80, "https" otherwise.
 func InferScheme(host string) string {
 	if strings.HasSuffix(host, ":80") {

plugins/ip_filter.lua

@@ -10,6 +10,7 @@ Checks that the proxy's outbound IP is in an allowed list on startup.
 - if no IPs are configured, the check is skipped
   ]],
   on_start = { sync = false },
+  disable_by_default = true,
 }
 
 local whitelist = {}

plugins/scopes.lua

@@ -32,7 +32,7 @@ mytarget%.com/
 !%.png$
 ```
 
-Example (disable history — h: whitelist never matches any real URL):
+Example (disable history: whitelist never matches any real URL):
 ```
 h:^$
 ```