fix(windows): fix PermissionKind out-param and add AppImage support

- Fix COREWEBVIEW2_PERMISSION_KIND out-param pattern in PermissionRequestedEventHandler
- Add "wry" feature to tauri dep so with_webview compiles on Windows
- Build both appimage and deb on Linux for auto-update compatibility
- Commit AppRun-x86_64 binary to avoid GitHub download timeout in CI

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src-tauri/Cargo.toml

@@ -17,7 +17,7 @@ tauri-build = { version = "2", features = [] }
 [dependencies]
 serde_json = "1.0.109"
 serde = { version = "1.0.193", features = ["derive"] }
-tauri = { version = "2", features = [ "devtools"] }
+tauri = { version = "2", features = ["devtools", "wry"] }
 tauri-plugin-localhost = "2"
 tauri-plugin-window-state = "2"
 tauri-plugin-clipboard-manager = "2"