fix: log silent errors, harden proxy auth, optimize db and render pipeline

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

internal/util/editor.go

@@ -1,6 +1,7 @@
 package util
 
 import (
+	"log"
 	"os"
 	"os/exec"
 
@@ -27,7 +28,9 @@ func OpenExternalEditor(content string) tea.Cmd {
 		return nil
 	}
 	tmpPath := f.Name()
-	_, _ = f.WriteString(content)
+	if _, err := f.WriteString(content); err != nil {
+		log.Printf("editor: writing temp file: %v", err)
+	}
 	f.Close()
 	return tea.ExecProcess(exec.Command(editor, tmpPath), func(err error) tea.Msg {
 		defer os.Remove(tmpPath)

internal/util/util.go

@@ -3,6 +3,7 @@ package util
 import (
 	"strings"
 
+	"charm.land/bubbles/v2/paginator"
 	"charm.land/lipgloss/v2"
 )
 
@@ -28,6 +29,18 @@ func CenterLines(lines ...string) string {
 	return strings.Join(centered, "\n")
 }
 
+// PageBounds returns clamped start/end indices for rendering a paginated list.
+func PageBounds(p paginator.Model, total int) (start, end int) {
+	start, end = p.GetSliceBounds(total)
+	if start < 0 {
+		start = 0
+	}
+	if end < start {
+		end = start
+	}
+	return
+}
+
 // InferScheme returns "http" for port 80, "https" otherwise.
 func InferScheme(host string) string {
 	if strings.HasSuffix(host, ":80") {