feat(server): 添加可插拔认证系统 | add pluggable authentication system (#386)

* feat(server): 添加可插拔认证系统 | add pluggable authentication system

- 新增 JWT 认证提供者 (createJwtAuthProvider)
- 新增 Session 认证提供者 (createSessionAuthProvider)
- 新增服务器认证 mixin (withAuth)
- 新增房间认证 mixin (withRoomAuth)
- 新增认证装饰器 (@requireAuth, @requireRole)
- 新增测试工具 (MockAuthProvider)
- 新增中英文文档
- 导出路径: @esengine/server/auth, @esengine/server/auth/testing

* fix(server): 使用加密安全的随机数生成 session ID | use crypto-secure random for session ID

packages/framework/server/package.json

@@ -11,6 +11,14 @@
       "import": "./dist/index.js",
       "types": "./dist/index.d.ts"
     },
+    "./auth": {
+      "import": "./dist/auth/index.js",
+      "types": "./dist/auth/index.d.ts"
+    },
+    "./auth/testing": {
+      "import": "./dist/auth/testing/index.js",
+      "types": "./dist/auth/testing/index.d.ts"
+    },
     "./testing": {
       "import": "./dist/testing/index.js",
       "types": "./dist/testing/index.d.ts"
@@ -33,11 +41,19 @@
     "@esengine/rpc": "workspace:*"
   },
   "peerDependencies": {
-    "ws": ">=8.0.0"
+    "ws": ">=8.0.0",
+    "jsonwebtoken": ">=9.0.0"
+  },
+  "peerDependenciesMeta": {
+    "jsonwebtoken": {
+      "optional": true
+    }
   },
   "devDependencies": {
+    "@types/jsonwebtoken": "^9.0.0",
     "@types/node": "^20.0.0",
     "@types/ws": "^8.5.13",
+    "jsonwebtoken": "^9.0.0",
     "rimraf": "^5.0.0",
     "tsup": "^8.0.0",
     "typescript": "^5.7.0",