init

back/internal/respond/respond.go

@@ -0,0 +1,18 @@
+package respond
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+// JSON writes a JSON body with the given status code.
+func JSON(w http.ResponseWriter, status int, payload any) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(status)
+	_ = json.NewEncoder(w).Encode(payload)
+}
+
+// Error writes a JSON error body: {"error": "message"}.
+func Error(w http.ResponseWriter, status int, msg string) {
+	JSON(w, status, map[string]string{"error": msg})
+}