# Stage 1: Build
FROM node:20-alpine AS builder
WORKDIR /app
COPY package*.json ./
RUN npm install --legacy-peer-deps
COPY . .
RUN npm run build

# Stage 2: Runtime (NGINX)
FROM nginx:alpine

# Install dos2unix to fix Windows line endings
RUN apk add --no-cache dos2unix

# Clean default nginx html
RUN rm -rf /usr/share/nginx/html/*

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

# Copy entrypoint and normalize line endings
COPY docker-entrypoint.sh /docker-entrypoint.sh
RUN dos2unix /docker-entrypoint.sh && chmod +x /docker-entrypoint.sh

# Fallback env.js (to avoid 404 before initContainer writes real one)
RUN echo "window.env = {}" > /usr/share/nginx/html/env.js

# Set entrypoint
ENTRYPOINT ["/docker-entrypoint.sh"]