From 12d576a5bca6152dd89414d2946878ef36162503 Mon Sep 17 00:00:00 2001
From: Hamza-Ayed <hamzaayedflutter@gmail.com>
Date: Sat, 18 Jul 2026 18:29:16 +0300
Subject: [PATCH] feat: add multi-stage Dockerfile for production NestJS
 deployment

---
 backend-transit/Dockerfile | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 backend-transit/Dockerfile

diff --git a/backend-transit/Dockerfile b/backend-transit/Dockerfile
new file mode 100644
index 0000000..227fffc
--- /dev/null
+++ b/backend-transit/Dockerfile
@@ -0,0 +1,36 @@
+FROM node:22-alpine AS builder
+
+WORKDIR /app
+
+# Copy package files
+COPY package*.json ./
+
+# Install dependencies
+RUN npm install
+
+# Copy source code
+COPY . .
+
+# Build the NestJS application
+RUN npm run build
+
+# ---
+
+FROM node:22-alpine AS runtime
+
+WORKDIR /app
+
+ENV NODE_ENV=production
+
+# Copy package files for production install
+COPY package*.json ./
+
+# Install only production dependencies
+RUN npm install --omit=dev
+
+# Copy compiled code from builder
+COPY --from=builder /app/dist ./dist
+
+EXPOSE 4020
+
+CMD ["node", "dist/main.js"]