dockerfile

# Use an official Node.js runtime as a parent image
FROM node:23-alpine AS build

# Set the working directory
WORKDIR /app/triangle-frontend

# Copy the package.json and package-lock.json files
COPY ./triangle-frontend/package*.json ./

# Install dependencies
RUN npm install

# Copy the rest of the application code
COPY ./triangle-frontend ./

# Build the Angular application
RUN npm run build

# Use a lightweight Node.js runtime to serve the SSR application
FROM node:23-alpine

# Set the working directory
WORKDIR /app/triangle-frontend

# Copy the built application from the previous stage
COPY --from=build /app/triangle-frontend/dist /app/triangle-frontend/dist

# Copy the package.json file from the first stage
COPY --from=build /app/triangle-frontend/package.json /app/triangle-frontend/package.json

# Install production dependencies (if needed for SSR)
# RUN npm install --production

# Expose the port the app runs on
EXPOSE 4000

# Command to run the SSR application
CMD ["npm", "run", "serve:ssr:triangle-frontend", "--", "--port", "4000"]