FROM node:20-alpine

WORKDIR /app

# Install dependencies at image build time (faster container start)
COPY package*.json ./
RUN npm install --include=dev

# Install static file server
RUN npm install -g serve

# Copy source
COPY . .

EXPOSE 7860

# At container start: write the HF Secret into .env.local, build, then serve
CMD sh -c 'echo "GEMINI_API_KEY=$GEMINI_API_KEY" > .env.local && npm run build && serve -s dist -l 7860'