- adds a Dockerfile to build the app in container

- adds app to the docker-compose.yml file

Dockerfile

@@ -0,0 +1,21 @@
+# Use Node.js 24 slim image
+FROM node:24-slim
+
+# Set working directory
+WORKDIR /app
+
+# Install dependencies first (for better caching)
+COPY package*.json ./
+RUN npm install
+
+# Copy the rest of the code
+COPY . .
+
+# Build project (for production)
+RUN npm run build
+
+# Expose port if needed (optional, e.g., 3000)
+EXPOSE 3000
+
+# Run app in production mode
+CMD ["node", "dist/index.js"]