Dockerfile

# Stage 1: Build stage
FROM node:22-alpine AS build

WORKDIR /app

# Copy package files and install dependencies
COPY package.json package-lock.json ./
RUN npm ci

# Copy the rest of the application files
COPY . .

# Build the React application
# Allow setting VITE_API_URL at build time, defaulting to the localhost backend
ARG VITE_API_URL=http://localhost:8080/api
ENV VITE_API_URL=$VITE_API_URL

RUN npm run build

# Stage 2: Serve stage
FROM nginx:alpine

# Copy custom nginx configuration for React routing
COPY nginx.conf /etc/nginx/conf.d/default.conf

# Copy build artifacts from stage 1
COPY --from=build /app/dist /usr/share/nginx/html

# Expose port 80
EXPOSE 80

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