Deleted useless files such as backend, node_modules and package-lock. Modified readme.

Backend/package.json

@@ -1,32 +0,0 @@
-{
-  "name": "backend",
-  "version": "1.0.0",
-  "main": "index.js",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "dev": "nodemon index.js"
-  },
-  "author": "",
-  "license": "ISC",
-  "description": "",
-  "dependencies": {
-    "@google/generative-ai": "^0.22.0",
-    "@huggingface/transformers": "^3.3.3",
-    "@xenova/transformers": "^2.17.2",
-    "bcrypt": "^5.1.1",
-    "cloudinary": "^2.5.1",
-    "cookie-parser": "^1.4.6",
-    "cors": "^2.8.5",
-    "dotenv": "^16.4.5",
-    "express": "^4.19.2",
-    "jimp": "^1.6.0",
-    "jsonwebtoken": "^9.0.2",
-    "mongoose": "^8.6.1",
-    "multer": "^1.4.5-lts.1",
-    "nodemailer": "^6.9.15",
-    "socket.io": "^4.7.5"
-  },
-  "devDependencies": {
-    "nodemon": "^3.1.4"
-  }
-}