feat: OpenMesh 基础平台与 MD/PDF 转换技能

- 后端: coworker 智能体框架, WS API, 文件上传, 附件处理
- 前端: Open WebUI, 文件全量走 upload API (含 MD/TXT/JSON 等文本类)
- 技能: md-to-office (pandoc + wkhtmltopdf)
- 修复: 上传文件路径丢失, Agent 搜索浪费, 输出文件跑到 uploads/
- 打包: PyInstaller one-dir, 预打包 pandoc/wkhtmltopdf/chromium

surfaces/gui/package.json

@@ -0,0 +1,45 @@
+{
+  "name": "openworker-gui",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "tsc && vite build",
+    "preview": "vite preview",
+    "test": "vitest run",
+    "e2e": "playwright test",
+    "e2e:ui": "playwright test --ui",
+    "e2e:live": "playwright test -c playwright.live.config.ts",
+    "tauri": "tauri"
+  },
+  "dependencies": {
+    "docx": "^9.7.1",
+    "i18next": "^26.3.6",
+    "pdfjs-dist": "^4.10.38",
+    "pptxgenjs": "^4.0.1",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
+    "react-i18next": "^17.0.11",
+    "react-markdown": "^10.1.0",
+    "remark-gfm": "^4.0.1",
+    "simple-icons": "^16.26.0",
+    "xlsx": "^0.18.5"
+  },
+  "devDependencies": {
+    "@playwright/test": "^1.61.1",
+    "@tauri-apps/cli": "^2.11.2",
+    "@testing-library/dom": "^10.4.1",
+    "@testing-library/react": "^16.3.2",
+    "@types/react": "^18.3.3",
+    "@types/react-dom": "^18.3.0",
+    "@vitejs/plugin-react": "^4.3.1",
+    "autoprefixer": "^10.5.2",
+    "jsdom": "^25.0.1",
+    "postcss": "^8.5.16",
+    "tailwindcss": "^3.4.19",
+    "typescript": "^5.5.3",
+    "vite": "^5.4.0",
+    "vitest": "^2.1.9"
+  }
+}