ARG DENO_IMAGE=denoland/deno:alpine-1.34.2
ARG DENO_DIR=/deno_dir

# Build stage
FROM ${DENO_IMAGE} as builder

WORKDIR /app

# Set DENO_DIR to a known location
ENV DENO_DIR=${DENO_DIR}

# Cache dependencies
COPY deno.jsonc deno.lock ./
COPY src/deps.ts ./src/
RUN deno cache ./src/deps.ts

# Build application
COPY . .
RUN deno cache ./src/main.ts

# Runtime stage
FROM ${DENO_IMAGE}

EXPOSE 1993

WORKDIR /app

# Set DENO_DIR to the same location as in the build stage
ENV DENO_DIR=${DENO_DIR}

# Copy from build stage
COPY --from=builder /app .
COPY --from=builder ${DENO_DIR} ${DENO_DIR}

# Change ownership to deno user
RUN chown -R deno:deno /app ${DENO_DIR}

USER deno

CMD ["run", "--allow-net", "--allow-read", "--allow-env", "./src/main.ts"]