Initial commit: OpenClaw WebUI with LDAP SSO

Features:
- Modern chat interface with streaming responses
- Multi-file upload support
- Code canvas panel for code viewing/editing
- Chat history persistence
- LDAP SSO authentication
- OpenAI-compatible API proxy to OpenClaw gateway
- Model/agent selection
- Dark theme

package.json

@@ -0,0 +1,32 @@
+{
+  "name": "openclaw-webui",
+  "version": "1.0.0",
+  "description": "OpenWebUI-compatible chat interface for OpenClaw with LDAP SSO",
+  "main": "server/index.js",
+  "type": "module",
+  "scripts": {
+    "dev": "concurrently \"npm run dev:server\" \"npm run dev:client\"",
+    "dev:server": "node --watch server/index.js",
+    "dev:client": "vite",
+    "build": "vite build && npm run build:server",
+    "build:server": "echo 'Server is ESM, no build needed'",
+    "start": "NODE_ENV=production node server/index.js",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "express": "^4.18.2",
+    "express-session": "^1.17.3",
+    "http-proxy-middleware": "^2.0.6",
+    "ldapjs": "^3.0.7",
+    "uuid": "^9.0.0",
+    "ws": "^8.16.0",
+    "eventsource": "^2.0.2"
+  },
+  "devDependencies": {
+    "vite": "^5.0.12",
+    "concurrently": "^8.2.2"
+  },
+  "engines": {
+    "node": ">=18.0.0"
+  }
+}