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web/Dockerfile
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Docker

# 1. Frontend production build
FROM node:24 AS builder
WORKDIR /app
# 1.1. Install dependencies
COPY package.json package-lock.json ./
RUN --mount=type=cache,target=/root/.npm \
npm install --ignore-scripts
# 1.2. Copy sources and configure
COPY . .
WORKDIR /app
ARG NODE_ENV=production
# Overridable at build time. Must be a real http(s) URL — never a compose ${...} stub.
ARG VITE_API_BASE_URL=https://api.fromchat.ru
# Fail the build if the arg is not a real URL (e.g. unexpanded Compose ${...}).
RUN if ! printf "%s" "${VITE_API_BASE_URL}" | grep -Eq '^https?://'; then \
echo "ERROR: VITE_API_BASE_URL must be an http(s) URL, got: ${VITE_API_BASE_URL}" >&2; \
exit 1; \
fi && \
export NODE_ENV=production VITE_API_BASE_URL && \
npm run frontend:build
# 2. Production web static server
FROM joseluisq/static-web-server:latest AS production
# 2.1. Copy files to server root (/var/public -> /home/sws/public)
COPY --from=builder /app/build/normal/dist /var/public
# 2.2. Configure (defaults serve the image's built-in landing page instead of our app)
ENV SERVER_ROOT=/var/public
ENV SERVER_FALLBACK_PAGE=/var/public/index.html
EXPOSE 80