fix: 注册 PUT /api/manager/settings 使设置保存生效

server.go NewServeMux 按方法分发到 handleSettingsPut（原仅注册 GET，PUT 静默返回旧值）

新增 TestSettingsPutRoundTrip 回归测试；gofmt 清理历史格式问题

internal/httpapi/handlers.go

@@ -257,8 +257,6 @@ func (h *Handler) handleProfile(w http.ResponseWriter, r *http.Request) {
 
 // ---- helpers ----
 
-
-
 // tailFile returns the last maxBytes bytes of a file.
 func tailFile(path string, maxBytes int64) (string, error) {
 	info, err := os.Stat(path)
@@ -280,4 +278,3 @@ func tailFile(path string, maxBytes int64) (string, error) {
 	}
 	return string(buf), nil
 }
-

internal/httpapi/server.go

@@ -61,7 +61,13 @@ func NewServeMux(h *Handler) (http.Handler, error) {
 	// API routes (basic auth).
 	mux.HandleFunc(apiPrefix+"/status", auth(h.handleStatus))
 	mux.HandleFunc(apiPrefix+"/canvas", auth(h.handleCanvasSave))
-	mux.HandleFunc(apiPrefix+"/settings", auth(h.handleSettingsGet))
+	mux.HandleFunc(apiPrefix+"/settings", auth(func(w http.ResponseWriter, r *http.Request) {
+		if r.Method == http.MethodPut {
+			h.handleSettingsPut(w, r)
+			return
+		}
+		h.handleSettingsGet(w, r)
+	}))
 	mux.HandleFunc(apiPrefix+"/binary/status", auth(h.handleBinaryStatus))
 	mux.HandleFunc(apiPrefix+"/binary/install", auth(h.handleBinaryInstall))
 
@@ -135,10 +141,10 @@ func (h *Handler) handleStatus(w http.ResponseWriter, r *http.Request) {
 	settings, _ := h.Store.Settings()
 
 	type profileStatus struct {
-		Name     string         `json:"name"`
-		Enabled  bool           `json:"enabled"`
-		Status   process.Status `json:"process"`
-		HasProc  bool           `json:"hasProcess"`
+		Name     string          `json:"name"`
+		Enabled  bool            `json:"enabled"`
+		Status   process.Status  `json:"process"`
+		HasProc  bool            `json:"hasProcess"`
 		Forwards []store.Forward `json:"forwards"`
 	}
 
@@ -155,7 +161,7 @@ func (h *Handler) handleStatus(w http.ResponseWriter, r *http.Request) {
 		})
 	}
 
-		// Local status: each local plus its forwarding targets and whether each
+	// Local status: each local plus its forwarding targets and whether each
 	// target's worker is healthy (running).
 	type localTargetStatus struct {
 		Remote      string `json:"remote"`
@@ -163,8 +169,8 @@ func (h *Handler) handleStatus(w http.ResponseWriter, r *http.Request) {
 		WorkerState string `json:"workerState"`
 	}
 	type localStatus struct {
-		Local   store.Local          `json:"local"`
-		Targets []localTargetStatus  `json:"targets"`
+		Local   store.Local         `json:"local"`
+		Targets []localTargetStatus `json:"targets"`
 	}
 
 	localStatuses := make([]localStatus, 0, len(locals))
@@ -186,13 +192,13 @@ func (h *Handler) handleStatus(w http.ResponseWriter, r *http.Request) {
 	}
 
 	resp := map[string]any{
-		"version":    "0.1.0",
-		"workDir":    h.WorkDir,
-		"settings":   settings,
-		"services":   locals,
-		"remotes":    remotes,
-		"binaryPath": binary,
-		"profiles":   profiles,
+		"version":     "0.1.0",
+		"workDir":     h.WorkDir,
+		"settings":    settings,
+		"services":    locals,
+		"remotes":     remotes,
+		"binaryPath":  binary,
+		"profiles":    profiles,
 		"localStatus": localStatuses,
 	}
 	writeJSON(w, http.StatusOK, resp)

internal/httpapi/server_test.go

@@ -97,3 +97,44 @@ func TestCanvasRoundTrip(t *testing.T) {
 		t.Fatalf("remotes after reload = %+v", got2.Remotes)
 	}
 }
+
+func TestSettingsPutRoundTrip(t *testing.T) {
+	_, ts := newTestHandler(t)
+	client := ts.Client()
+
+	// PUT updated settings
+	body := `{"autoStartProfiles":false,"restartOnExit":false,"restartIntervalSeconds":12}`
+	req, _ := http.NewRequest(http.MethodPut, ts.URL+"/api/manager/settings", bytes.NewBufferString(body))
+	req.SetBasicAuth("admin", "pw")
+	resp, err := client.Do(req)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		t.Fatalf("PUT settings status = %d, want 200", resp.StatusCode)
+	}
+
+	// Confirm response body reflects saved values
+	var saved store.Settings
+	if err := json.NewDecoder(resp.Body).Decode(&saved); err != nil {
+		t.Fatal(err)
+	}
+	if saved.AutoStartProfiles || saved.RestartOnExit || saved.RestartIntervalSeconds != 12 {
+		t.Fatalf("saved settings = %+v", saved)
+	}
+
+	// GET again to confirm persistence
+	req2, _ := http.NewRequest(http.MethodGet, ts.URL+"/api/manager/settings", nil)
+	req2.SetBasicAuth("admin", "pw")
+	resp2, err2 := client.Do(req2)
+	if err2 != nil {
+		t.Fatal(err2)
+	}
+	defer resp2.Body.Close()
+	var got store.Settings
+	_ = json.NewDecoder(resp2.Body).Decode(&got)
+	if got.AutoStartProfiles || got.RestartOnExit || got.RestartIntervalSeconds != 12 {
+		t.Fatalf("settings after reload = %+v", got)
+	}
+}

internal/store/store.go

@@ -24,7 +24,7 @@ type Local struct {
 type Remote struct {
 	Name    string `json:"name"`
 	IP      string `json:"ip"`
-	Port    int    `json:"port"`     // port to connect to frps
+	Port    int    `json:"port"` // port to connect to frps
 	Token   string `json:"token,omitempty"`
 	URL     string `json:"url,omitempty"`
 	Enabled bool   `json:"enabled"`
@@ -32,7 +32,7 @@ type Remote struct {
 
 // Link connects one local to one remote.
 type Link struct {
-	ID         int64 `json:"id,omitempty"`
+	ID         int64  `json:"id,omitempty"`
 	Local      string `json:"local"`
 	Remote     string `json:"remote"`
 	RemotePort int    `json:"remotePort"`