diff --git a/apps/backend/.env.production b/apps/backend/.env.production
new file mode 100644
index 0000000..8141900
--- /dev/null
+++ b/apps/backend/.env.production
@@ -0,0 +1,20 @@
+NODE_ENV=production
+HOST=0.0.0.0
+PORT=4000
+
+# MongoDB
+MONGODB_URI=mongodb://mongo:27017/ai-bill
+MONGODB_DB=ai-bill
+
+# JWT / Auth
+JWT_SECRET=100b20ee88da3f6a79b539d3a488a327a4159093c3142e5c918910b9adcb52d0
+JWT_REFRESH_SECRET=d2cf95a42f08796a306b5c0e1ce57dabcab12300eea504296da3381e125e9c8a
+
+# Notification webhook
+NOTIFICATION_WEBHOOK_SECRET=bf921ce9ac433ba2fdfccbccb50e7d805ac89f166962e4b8437a3ecd4ef833b2
+NOTIFICATION_ALLOWED_PACKAGES=com.eg.android.AlipayGphone,com.tencent.mm
+
+# Optional integrations (leave blank if unused)
+GEMINI_API_KEY=
+OCR_PROJECT_ID=
+FILE_STORAGE_BUCKET=