feat: add remote app functionality and environment configuration

- Introduced a new HTML file for the light code demo.
- Added TypeScript definitions for environment variables.
- Implemented remote app logic for both browser and node environments.
- Configured Vite to load environment variables and define KEVISUAL_TOKEN.
- Updated README with relevant information about the project structure and usage.

package.json

@@ -4,7 +4,9 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "pub": "ev deploy . -v 0.0.1 -k light-code-demo -u"
+    "pub": "ev deploy . -v 0.0.1 -k light-code-demo -u",
+    "browser": "vite",
+    "bun": "bun --watch src/remote/node.ts"
   },
   "app": {
     "type": "script-app"
@@ -17,11 +19,14 @@
   "dependencies": {
     "@kevisual/noco": "^0.0.10",
     "@kevisual/router": "^0.0.70",
+    "vite": "^7.3.1",
     "ws": "npm:@kevisual/ws"
   },
   "devDependencies": {
+    "@kevisual/remote-app": "^0.0.4",
     "@types/bun": "^1.3.8",
     "@types/node": "^25.2.0",
-    "@types/ws": "^8.18.1"
+    "@types/ws": "^8.18.1",
+    "dotenv": "^17.2.3"
   }
 }