feat: Refactor service management scripts to use a unified dev script

- Added package.json to manage development scripts.
- Updated restart-services.ps1 to call the new dev script for starting services.
- Refactored start-admin.ps1, start-backend.ps1, start-frontend.ps1, and start-mcp.ps1 to utilize the dev script for starting respective services.
- Enhanced stop-services.ps1 to improve process termination logic by matching command patterns.

frontend/src/lib/config/terminal.ts

@@ -140,11 +140,11 @@ I   N   N   I     T      CCCC   OOO    OOO    LLLLL`,
     ],
     search: {
         placeholders: {
-            default: "'关键词' articles/*.md",
+            default: "'关键词' 文章 / 标签 / 分类",
             small: "搜索...",
             medium: "搜索文章..."
         },
-        promptText: "grep -i",
+        promptText: "搜索",
         emptyResultText: "输入关键词搜索文章"
     },
     terminal: {