# Stage 1: Build the Express.js app
FROM node:24-alpine AS app-builder
WORKDIR /app
COPY package*.json ./
COPY app ./app
RUN npm install
RUN npm run build:app

#--------------------

# Stage 2: Build the Docusaurus docs
FROM node:24-alpine AS docs-builder
WORKDIR /app/lstDocs
COPY lstDocs/package*.json ./
COPY --from=app-builder /app/node_modules /app/node_modules
COPY lstDocs ./
RUN npm install
RUN npm run build

#--------------------

# Stage 3: Build the Vite frontend
FROM node:24-alpine AS front-builder
WORKDIR /app/frontend
COPY frontend/package*.json ./
COPY --from=app-builder /app/node_modules /app/node_modules
COPY frontend ./
RUN npm install
RUN npm run build

#--------------------

# Stage 4: Create the final production image
FROM node:24-alpine AS runner
WORKDIR /app
ENV NODE_ENV=production
ENV RUNNING_IN_DOCKER=true

# Copy production dependencies for the main app
COPY package*.json ./
RUN npm install --omit=dev --ignore-scripts

# Copy the built artifacts from each builder stage
COPY --from=app-builder /app/dist ./dist
COPY --from=docs-builder /app/lstDocs/build ./lstDocs/build
COPY --from=front-builder /app/frontend/dist ./frontend/dist

EXPOSE 4200
CMD ["node", "dist/main.js"]