# ---- Stage 1: Build ----
FROM node:22-alpine AS builder

WORKDIR /app

# Copy package files
COPY package.json pnpm-lock.yaml ./
RUN corepack enable && corepack prepare pnpm@10 --activate

# Install dependencies
RUN pnpm install --frozen-lockfile

# Copy source
COPY . .

# Build
RUN pnpm build

# ---- Stage 2: Serve with nginx ----
FROM nginx:alpine AS runtime

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

# nginx configuration for SPA
RUN echo 'server { \
    listen 80; \
    server_name _; \
    root /usr/share/nginx/html; \
    index index.html; \
    location / { \
        try_files $uri $uri/ /index.html; \
    } \
    location /api/ { \
        proxy_pass http://app:8080/api/; \
        proxy_set_header Host $host; \
        proxy_set_header X-Real-IP $remote_addr; \
    } \
    location /ws/ { \
        proxy_pass http://app:8080/ws/; \
        proxy_http_version 1.1; \
        proxy_set_header Upgrade $http_upgrade; \
        proxy_set_header Connection "upgrade"; \
        proxy_set_header Host $host; \
    } \
}' > /etc/nginx/conf.d/default.conf

EXPOSE 80

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