# Stage 1: Build the application
FROM node:20-alpine as builder

WORKDIR /app

# Copy package files
COPY package.json yarn.lock ./

# Install dependencies
RUN yarn install

# Copy source code
COPY . .

# Build the application
# Note: Vite embeds VITE_ env vars at build time. 
# Ensure .env is present or args are passed if dynamic config is needed.
RUN yarn build

# Stage 2: Serve with Nginx
FROM nginx:alpine

# Remove default nginx static assets
RUN rm -rf /usr/share/nginx/html/*

# Copy built assets from builder stage
COPY --from=builder /app/dist /usr/share/nginx/html

# Copy custom nginx config
COPY nginx.conf /etc/nginx/conf.d/default.conf

EXPOSE 80

CMD ["nginx", "-g", "daemon off;"]