feat: initial commit with Express server and Socket.IO integration

- Added package.json for project metadata and dependencies
- Created public/index.html for the front-end interface
- Implemented server.js to set up an Express server with Socket.IO for real-time communication

package.json

@@ -0,0 +1,22 @@
+{
+  "name": "git_test",
+  "version": "1.0.0",
+  "description": "First commit — initial repository setup.",
+  "main": "server.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "start": "node server.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "http://192.168.1.182:3000/BolkeDerBaer/fsae41.de.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "type": "commonjs",
+  "dependencies": {
+    "express": "^5.2.1",
+    "socket.io": "^4.8.3"
+  }
+}