feat(import): 添加 DataGrip 连接导入支持 (#936)

- 新增 datagripImport 模块解析 XML 配置
- 支持从 macOS Keychain 自动填充密码
- 添加 Keychain 读取的 Tauri 命令
- 更新多语言翻译文件
- 集成到侧边栏导入流程中

src-tauri/src/commands/keychain.rs

@@ -0,0 +1,51 @@
+use std::process::Command;
+
+/// Read a macOS Keychain generic password by service name.
+/// Triggers a system authorization dialog (Touch ID / password) for each unique service.
+#[tauri::command]
+pub async fn read_keychain_password(service: String, account: Option<String>) -> Result<String, String> {
+    #[cfg(not(target_os = "macos"))]
+    {
+        let _ = (service, account);
+        return Err("Keychain access is only available on macOS".to_string());
+    }
+
+    #[cfg(target_os = "macos")]
+    {
+        let mut cmd = Command::new("security");
+        cmd.args(["find-generic-password", "-s", &service, "-w"]);
+        if let Some(ref acct) = account {
+            cmd.args(["-a", acct]);
+        }
+
+        let output = cmd.output().map_err(|e| format!("Failed to run security command: {e}"))?;
+
+        if output.status.success() {
+            let password = String::from_utf8_lossy(&output.stdout).trim().to_string();
+            Ok(password)
+        } else {
+            // Exit code 44 = user cancelled the authorization dialog
+            let stderr = String::from_utf8_lossy(&output.stderr).to_string();
+            if output.status.code() == Some(44) || stderr.contains("User canceled") {
+                Ok(String::new()) // Return empty instead of error for cancelled
+            } else if stderr.contains("could not be found") || stderr.contains("The specified item could not be found")
+            {
+                Ok(String::new()) // No entry found — not an error
+            } else {
+                Err(format!("Keychain read failed: {}", stderr.trim()))
+            }
+        }
+    }
+}
+
+/// Read multiple Keychain passwords in one call. Returns a map of service -> password.
+/// Services that fail or are cancelled get an empty string.
+#[tauri::command]
+pub async fn read_keychain_passwords(services: Vec<String>) -> Result<Vec<(String, String)>, String> {
+    let mut results = Vec::with_capacity(services.len());
+    for service in services {
+        let password = read_keychain_password(service.clone(), None).await.unwrap_or_default();
+        results.push((service, password));
+    }
+    Ok(results)
+}

src-tauri/src/commands/mod.rs

@@ -13,6 +13,7 @@ pub mod etcd_cmd;
 pub mod external_db;
 pub mod external_sql;
 pub mod history;
+pub mod keychain;
 pub mod mcp;
 pub mod mcp_bridge;
 pub mod mongo_cmd;