fix: allow closing last session tab and restore DevTools shortcut

Closing the sole remaining non-welcome tab now resets to welcome; enable Tauri devtools, menu/shortcut toggle, and copy release artifacts from CARGO_TARGET_DIR.

Co-authored-by: Cursor <cursoragent@cursor.com>

src-tauri/Cargo.toml

@@ -31,7 +31,7 @@ sha2 = "0.10"
 hmac = "0.12"
 portable-pty = "0.9"
 serialport = { version = "4.8", default-features = false, features = ["libudev"] }
-tauri = { version = "2.8", features = [] }
+tauri = { version = "2.8", features = ["devtools"] }
 tauri-plugin-deep-link = "2"
 tauri-plugin-single-instance = "2"
 thiserror = "2.0"

src-tauri/src/commands/system.rs

@@ -70,3 +70,17 @@ pub fn clipboard_write_text(text: String) -> Result<(), String> {
     let mut clipboard = arboard::Clipboard::new().map_err(|error| error.to_string())?;
     clipboard.set_text(text).map_err(|error| error.to_string())
 }
+
+#[tauri::command]
+pub fn toggle_devtools(app: AppHandle) -> Result<bool, String> {
+    let window = app
+        .get_webview_window("main")
+        .ok_or_else(|| "主窗口不存在".to_string())?;
+    if window.is_devtools_open() {
+        window.close_devtools();
+        Ok(false)
+    } else {
+        window.open_devtools();
+        Ok(true)
+    }
+}

src-tauri/src/lib.rs

@@ -73,6 +73,7 @@ pub fn run() {
             commands::system::toggle_maximize,
             commands::system::clipboard_read_text,
             commands::system::clipboard_write_text,
+            commands::system::toggle_devtools,
             commands::deep_link::take_pending_ssh_links,
             commands::local_terminal::local_list_shells,
             commands::local_terminal::local_create_shell,
@@ -244,20 +245,18 @@ pub fn run() {
             let settings = MenuItemBuilder::with_id("open-settings", "设置")
                 .accelerator("CmdOrCtrl+,")
                 .build(app)?;
-            let view_menu = SubmenuBuilder::new(app, "视图").item(&settings);
-            #[cfg(debug_assertions)]
-            let view_menu = {
-                let devtools =
-                    MenuItemBuilder::with_id("toggle-devtools", "Toggle Developer Tools")
-                        .accelerator(if cfg!(target_os = "macos") {
-                            "CmdOrCtrl+Alt+I"
-                        } else {
-                            "F12"
-                        })
-                        .build(app)?;
-                view_menu.separator().item(&devtools)
-            };
-            let view_menu = view_menu.build()?;
+            let devtools = MenuItemBuilder::with_id("toggle-devtools", "开发者工具")
+                .accelerator(if cfg!(target_os = "macos") {
+                    "CmdOrCtrl+Alt+I"
+                } else {
+                    "F12"
+                })
+                .build(app)?;
+            let view_menu = SubmenuBuilder::new(app, "视图")
+                .item(&settings)
+                .separator()
+                .item(&devtools)
+                .build()?;
             #[cfg(any(target_os = "macos", target_os = "windows"))]
             let window_menu = SubmenuBuilder::new(app, "窗口")
                 .minimize_with_text("最小化")
@@ -291,14 +290,11 @@ pub fn run() {
                 let _ = app.emit("menu:open-settings", ());
             }
             "toggle-devtools" => {
-                #[cfg(debug_assertions)]
-                {
-                    if let Some(window) = app.get_webview_window("main") {
-                        if window.is_devtools_open() {
-                            window.close_devtools();
-                        } else {
-                            window.open_devtools();
-                        }
+                if let Some(window) = app.get_webview_window("main") {
+                    if window.is_devtools_open() {
+                        window.close_devtools();
+                    } else {
+                        window.open_devtools();
                     }
                 }
             }