新增 Expo 与 Tauri 原生宿主壳

新增 HostBridge 原生宿主契约和 H5 native_app transport

新增 Expo React Native 移动壳并收紧 WebView 外链边界

新增 Tauri 桌面壳并用 capability 收口受控命令

更新宿主壳方案、文档索引和共享记忆

apps/desktop-shell/src-tauri/tauri.conf.json

@@ -0,0 +1,34 @@
+{
+  "$schema": "https://schema.tauri.app/config/2",
+  "productName": "Genarrative",
+  "version": "0.1.0",
+  "identifier": "world.genarrative.desktop",
+  "build": {
+    "beforeDevCommand": "npm --prefix ../.. run dev:web",
+    "beforeBuildCommand": "npm --prefix ../.. run build:raw && npm run typecheck",
+    "devUrl": "http://127.0.0.1:3000/?clientRuntime=native_app&clientType=native_app&hostShell=tauri_desktop&hostPlatform=unknown&hostVersion=0.1.0&bridgeVersion=1&hostCapabilities=host.getRuntime,app.openExternalUrl",
+    "frontendDist": "../../../dist"
+  },
+  "app": {
+    "windows": [
+      {
+        "create": false,
+        "label": "main",
+        "url": "index.html?clientRuntime=native_app&clientType=native_app&hostShell=tauri_desktop&hostPlatform=unknown&hostVersion=0.1.0&bridgeVersion=1&hostCapabilities=host.getRuntime,app.openExternalUrl",
+        "title": "Genarrative",
+        "width": 1280,
+        "height": 820,
+        "minWidth": 960,
+        "minHeight": 640
+      }
+    ],
+    "security": {
+      "csp": "default-src 'self' customprotocol: asset: http://127.0.0.1:*; img-src 'self' asset: http://127.0.0.1:* https: data: blob:; media-src 'self' asset: http://127.0.0.1:* https: data: blob:; connect-src 'self' http://127.0.0.1:* https: ws://127.0.0.1:* wss:; script-src 'self'; style-src 'self' 'unsafe-inline'; frame-src 'self' http://127.0.0.1:*"
+    }
+  },
+  "bundle": {
+    "active": true,
+    "targets": "all",
+    "icon": []
+  }
+}