Add Dockerfile

Dockerfile

@@ -0,0 +1,21 @@
+FROM node:20-alpine
+
+WORKDIR /app
+
+# Copy package files
+COPY package*.json ./
+
+# Install dependencies
+RUN npm ci
+
+# Copy source code
+COPY . .
+
+# Build TypeScript
+RUN npm run build
+
+# Remove source files to reduce image size (optional)
+# RUN rm -rf src tsconfig.json
+
+# Start the app
+CMD ["npm", "start"]