feat(m1): backend scaffold - entries CRUD, start/stop, auth, migrations

internal/handler/helpers.go

@@ -0,0 +1,20 @@
+package handler
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func writeJSON(w http.ResponseWriter, code int, v any) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(code)
+	json.NewEncoder(w).Encode(v)
+}
+
+func writeError(w http.ResponseWriter, code int, msg string) {
+	writeJSON(w, code, map[string]string{"error": msg})
+}
+
+func decodeJSON(r *http.Request, v any) error {
+	return json.NewDecoder(r.Body).Decode(v)
+}