1. console.firebase.google.com par jayen
2. Create a project click karein
3. Project naam dein (jaise: my-tvm-app)
4. Google Analytics OFF rakhein (optional) → Create project

1. Left menu mein Build → Realtime Database click karein
2. Create Database → Location: Asia Southeast 1 (India ke liye best)
3. Rules mein Start in test mode select karein → Enable
4. ⚠ Rules tab mein jayen, yeh paste karein:

{
  "rules": {
    "users": {
      "$uid": {
        ".read":  "$uid === auth.uid",
        ".write": "$uid === auth.uid"
      }
    }
  }
}

1. Build → Authentication → Get started
2. Email/Password provider → Enable → Save
3. Users tab mein jayen → Add user → apna email + password set karein

1. Project Settings (⚙ icon) → General tab
2. Your apps section mein </> Web icon click karein
3. App nickname dein → Register app
4. firebaseConfig object copy karein

const FIREBASE_CONFIG = {
  apiKey:            "APNI_API_KEY_YAHAN",
  authDomain:        "APNA_PROJECT.firebaseapp.com",
  ...

const FIREBASE_CONFIG = {
  apiKey:            "AIzaSy...",          // ← apni key
  authDomain:        "my-tvm-app.firebaseapp.com",
  databaseURL:       "https://my-tvm-app-default-rtdb.asia-southeast1.firebasedatabase.app",
  projectId:         "my-tvm-app",
  storageBucket:     "my-tvm-app.appspot.com",
  messagingSenderId: "123456789",
  appId:             "1:123456789:web:abc..."
};