Merge branch 'main' into docs-byYijing

docs/developers/cli/commands.md

@@ -145,16 +145,6 @@ Slash commands provide meta-level control over the CLI itself.
     - **`nodesc`** or **`nodescriptions`**:
       - **Description:** Hide tool descriptions, showing only the tool names.
 
-- **`/quit-confirm`**
-  - **Description:** Show a confirmation dialog before exiting Qwen Code, allowing you to choose how to handle your current session.
-  - **Usage:** `/quit-confirm`
-  - **Features:**
-    - **Quit immediately:** Exit without saving anything (equivalent to `/quit`)
-    - **Generate summary and quit:** Create a project summary using `/summary` before exiting
-    - **Save conversation and quit:** Save the current conversation with an auto-generated tag before exiting
-  - **Keyboard shortcut:** Press **Ctrl+C** twice to trigger the quit confirmation dialog
-  - **Note:** This command is automatically triggered when you press Ctrl+C once, providing a safety mechanism to prevent accidental exits.
-
 - **`/quit`** (or **`/exit`**)
   - **Description:** Exit Qwen Code immediately without any confirmation dialog.
 

docs/developers/cli/configuration-v1.md

@@ -671,4 +671,4 @@ Note: When usage statistics are enabled, events are sent to an Alibaba Cloud RUM
   - **Category:** UI
   - **Requires Restart:** No
   - **Example:** `"enableWelcomeBack": false`
-  - **Details:** When enabled, Qwen Code will automatically detect if you're returning to a project with a previously generated project summary (`.qwen/PROJECT_SUMMARY.md`) and show a dialog allowing you to continue your previous conversation or start fresh. This feature integrates with the `/summary` command and quit confirmation dialog. See the [Welcome Back documentation](./welcome-back.md) for more details.
+  - **Details:** When enabled, Qwen Code will automatically detect if you're returning to a project with a previously generated project summary (`.qwen/PROJECT_SUMMARY.md`) and show a dialog allowing you to continue your previous conversation or start fresh. This feature integrates with the `/summary` command. See the [Welcome Back documentation](./welcome-back.md) for more details.

docs/developers/cli/language.md

@@ -10,19 +10,21 @@ The `/language` command allows you to customize the language settings for both t
 To change the UI language of Qwen Code, use the `ui` subcommand:
 
 ```
-/language ui [zh-CN|en-US]
+/language ui [zh-CN|en-US|ru-RU]
 ```
 
 ### Available UI Languages
 
 - **zh-CN**: Simplified Chinese (简体中文)
 - **en-US**: English
+- **ru-RU**: Russian (Русский)
 
 ### Examples
 
 ```
 /language ui zh-CN    # Set UI language to Simplified Chinese
 /language ui en-US    # Set UI language to English
+/language ui ru-RU    # Set UI language to Russian
 ```
 
 ### UI Language Subcommands
@@ -31,6 +33,7 @@ You can also use direct subcommands for convenience:
 
 - `/language ui zh-CN` or `/language ui zh` or `/language ui 中文`
 - `/language ui en-US` or `/language ui en` or `/language ui english`
+- `/language ui ru-RU` or `/language ui ru` or `/language ui русский`
 
 ## LLM Output Language Settings
 

docs/developers/tools/introduction.md

@@ -56,3 +56,7 @@ Qwen Code's built-in tools can be broadly categorized as follows:
 Additionally, these tools incorporate:
 
 - **[MCP servers](./mcp-server.md)**: MCP servers act as a bridge between the model and your local environment or other services like APIs.
+  - **[MCP Quick Start Guide](../mcp-quick-start.md)**: Get started with MCP in 5 minutes with practical examples
+  - **[MCP Example Configurations](../mcp-example-configs.md)**: Ready-to-use configurations for common scenarios
+  - **[MCP Testing & Validation](../mcp-testing-validation.md)**: Test and validate your MCP server setups
+- **[Sandboxing](../sandbox.md)**: Sandboxing isolates the model and its changes from your environment to reduce potential risk.