delpoyment with fully dockerized project on wixur.ir, dyolink docker hub created beside backend and frontend image is uploaded.

infrastructure/backend.prod.env.example

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+# Copy to secrets/backend.env on the server.
+# DATABASE_URL must match database.env credentials (host = postgres service name).
+NODE_ENV=production
+PORT=3000
+
+DATABASE_URL=postgresql://dyolink_user:CHANGE_ME_STRONG_DB_PASSWORD@postgres:5432/dyolink_db
+
+# Must be real random strings (openssl rand -hex 32). Values containing CHANGE_ME will crash the app.
+JWT_SECRET=replace_with_openssl_rand_hex_32_output
+JWT_EXPIRES_IN=15m
+JWT_REFRESH_SECRET=replace_with_a_different_openssl_rand_hex_32_output
+JWT_REFRESH_EXPIRES_IN=30d
+
+# Must match DOMAIN in .env — used for CORS, invite links, cookies
+FRONTEND_URL=https://wixur.ir
+
+# SMS (sms.ir)
+SMS_IR_API_KEY=CHANGE_ME_SMS_IR_API_KEY
+SMS_IR_TEMPLATE_ID=123456