init

frontend/Dockerfile

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+# adapted from example on pnpm.io
+FROM node:20-slim AS build
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+RUN corepack enable
+WORKDIR /app
+# copy what's necessary to install dependencies:
+COPY package.json pnpm-lock.yaml /app/
+# install dependencies:
+RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --frozen-lockfile
+# copy what's necessary to build:
+COPY tsconfig.json vite.config.ts index.html /app/
+COPY src /app/src
+# Vite injects envvars at build time, not runtime:
+ENV VITE_SERVER_BASE_URL=https://calendar-optimizer-server.sakal.us
+# run the build:
+RUN pnpm run build
+# hack to get spa-to-http to answer `/healthz` query:
+RUN echo OK > ./dist/healthz
+
+FROM devforth/spa-to-http:latest
+COPY --from=build /app/dist .