Renaming to vssm and adding a readme

daemon.go

@@ -41,9 +41,22 @@ func StartDaemon(cfg *AppConfig) error {
 	mux.HandleFunc("/instances/command", ds.handleCommand)
 	mux.HandleFunc("/instances/list", ds.handleList)
 
+	corsWrappedHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+		w.Header().Set("Access-Control-Allow-Methods", "POST, GET, OPTIONS")
+		w.Header().Set("Access-Control-Allow-Headers", "Content-Type")
+
+		if r.Method == http.MethodOptions {
+			w.WriteHeader(http.StatusOK)
+			return
+		}
+
+		mux.ServeHTTP(w, r)
+	})
+
 	server := &http.Server{
 		Addr:    cfg.Daemon.ListenAddress,
-		Handler: mux,
+		Handler: corsWrappedHandler,
 	}
 
 	sigChan := make(chan os.Signal, 1)
@@ -58,8 +71,10 @@ func StartDaemon(cfg *AppConfig) error {
 
 	<-sigChan
 	fmt.Println("\n[Daemon] Shutdown signal caught! Initializing graceful teardown sequence...")
+
 	_ = server.Close()
 	ds.shutdownAllRunningServers()
+
 	fmt.Println("[Daemon] All threads gracefully shut down. Exiting supervisor cleanly.")
 	return nil
 }
@@ -185,7 +200,14 @@ func (ds *DaemonServer) handleStart(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	err := ds.procManager.StartInstance(name, options.Version, options, ds.cfg)
+	instanceConfigPath := filepath.Join(ds.cfg.Storage.InstancesDir, name, "serverconfig.json")
+	err := SyncInstanceConfig(options.Version, instanceConfigPath, options, ds.cfg)
+	if err != nil {
+		http.Error(w, "Failed to sync config: "+err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	err = ds.procManager.StartInstance(name, options.Version, options, ds.cfg)
 	if err != nil {
 		http.Error(w, fmt.Sprintf("Process startup failed: %v", err), http.StatusInternalServerError)
 		return