feat(mcp): import Codex MCP from ~/.codex/config.toml

- Support both TOML schemas: [mcp.servers.<id>] and [mcp_servers.<id>]
- Non-destructive merge of imported servers (enabled=true only)
- Preserve existing TOML schema when syncing (prefer mcp_servers)
- Remove both mcp and mcp_servers when no enabled items

feat(ui): auto-import Codex MCP on panel init (app=codex)

chore(tauri): add import_mcp_from_codex command and register

chore(types): expose window.api.importMcpFromCodex and typings

fix(ui): remove unused variable for typecheck

src-tauri/src/commands.rs

@@ -859,6 +859,21 @@ pub async fn import_mcp_from_claude(state: State<'_, AppState>) -> Result<usize,
     Ok(changed)
 }
 
+/// 从 ~/.codex/config.toml 导入 MCP 定义到 config.json（Codex 作用域），返回变更数量
+#[tauri::command]
+pub async fn import_mcp_from_codex(state: State<'_, AppState>) -> Result<usize, String> {
+    let mut cfg = state
+        .config
+        .lock()
+        .map_err(|e| format!("获取锁失败: {}", e))?;
+    let changed = crate::mcp::import_from_codex(&mut cfg)?;
+    drop(cfg);
+    if changed > 0 {
+        state.save()?;
+    }
+    Ok(changed)
+}
+
 /// 获取设置
 #[tauri::command]
 pub async fn get_settings() -> Result<crate::settings::AppSettings, String> {