generate_config_from_env.sh

echo "{
  \"apiKey\": \"$FIREBASE_API_KEY\",
  \"authDomain\": \"$FIREBASE_AUTH_DOMAIN\",
  \"projectId\": \"$FIREBASE_PROJECT_ID\",
  \"storageBucket\": \"$FIREBASE_STORAGE_BUCKET\",
  \"messagingSenderId\": \"$FIREBASE_MESSAGING_ID\",
  \"appId\": \"$FIREBASE_APP_ID\"
}" >> src/firebase_config.json