docs: 引入 Fumadocs

ci: set up github actions

docs/package.json

@@ -0,0 +1,33 @@
+{
+  "name": "openisle-docs",
+  "version": "0.0.0",
+  "private": true,
+  "scripts": {
+    "postinstall": "fumadocs-mdx",
+    "build": "next build",
+    "dev": "next dev --turbo -p 7890",
+    "start": "next start",
+    "generate": "bun ./scripts/generate-docs.ts"
+  },
+  "dependencies": {
+    "fumadocs-core": "15.7.7",
+    "fumadocs-mdx": "11.8.2",
+    "fumadocs-openapi": "^9.3.4",
+    "fumadocs-ui": "15.7.7",
+    "lucide-react": "^0.542.0",
+    "next": "15.5.2",
+    "react": "^19.1.1",
+    "react-dom": "^19.1.1",
+    "shiki": "^3.12.1"
+  },
+  "devDependencies": {
+    "@tailwindcss/postcss": "^4.1.12",
+    "@types/mdx": "^2.0.13",
+    "@types/node": "24.3.0",
+    "@types/react": "^19.1.12",
+    "@types/react-dom": "^19.1.9",
+    "postcss": "^8.5.6",
+    "tailwindcss": "^4.1.12",
+    "typescript": "^5.9.2"
+  }
+}