refactor(core): 重命名 grep_content 工具为 grep

- 重命名 grep_content.ts 为 grep.ts
- 更新工具名称从 grep_content 改为 grep
- 更新所有引用该工具的代码和测试文件
- 更新描述文件名称

packages/core/src/tools/filesystem/grep.ts

@@ -11,11 +11,11 @@ interface GrepMatch {
   content: string;
 }
 
-export const grepContentTool: ToolWithMetadata = {
-  name: 'grep_content',
-  description: loadDescription('grep_content'),
+export const grepTool: ToolWithMetadata = {
+  name: 'grep',
+  description: loadDescription('grep'),
   metadata: {
-    name: 'grep_content',
+    name: 'grep',
     category: 'filesystem',
     description: '在文件内容中搜索文本',
     keywords: ['grep', 'search', 'content', 'text', 'find', 'regex', '搜索', '内容', '文本', '查找', '正则'],

packages/core/src/tools/filesystem/index.ts

@@ -11,7 +11,7 @@ export { createDirectoryTool } from './create_directory.js';
 // 搜索
 export { searchFilesTool } from './search_files.js';
 export { globTool } from './glob.js';
-export { grepContentTool } from './grep_content.js';
+export { grepTool } from './grep.js';
 
 // 文件信息
 export { getFileInfoTool } from './get_file_info.js';

packages/core/src/tools/index.ts

@@ -24,7 +24,7 @@ import {
   createDirectoryTool,
   searchFilesTool,
   globTool,
-  grepContentTool,
+  grepTool,
   getFileInfoTool,
   moveFileTool,
   copyFileTool,
@@ -90,7 +90,7 @@ const allToolsWithMetadata: ToolWithMetadata[] = [
   createDirectoryTool,
   searchFilesTool,
   globTool,
-  grepContentTool,
+  grepTool,
   getFileInfoTool,
   moveFileTool,
   copyFileTool,

packages/core/src/tools/load_description.ts

@@ -18,7 +18,7 @@ const TOOL_CATEGORY_MAP: Record<string, string> = {
   create_directory: 'filesystem',
   search_files: 'filesystem',
   glob: 'filesystem',
-  grep_content: 'filesystem',
+  grep: 'filesystem',
   get_file_info: 'filesystem',
   move_file: 'filesystem',
   copy_file: 'filesystem',

packages/core/src/tools/plan/enter_plan_mode.ts

@@ -45,7 +45,7 @@ export const enterPlanModeTool: ToolWithMetadata = {
 
 计划模式中的限制：
 进入后只能使用只读工具：
-✅ read_file, list_directory, search_files, grep_content
+✅ read_file, list_directory, search_files, grep
 ✅ web_search, web_extract
 ✅ task（探索代理）
 ✅ ask_user_question