# syntax=docker/dockerfile:1

# ---- Build ----
FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
WORKDIR /src

COPY NoticeBoard.csproj ./
RUN dotnet restore NoticeBoard.csproj

COPY . .
RUN dotnet publish NoticeBoard.csproj -c Release -o /app/publish --no-restore

# ---- Runtime ----
FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS runtime
WORKDIR /app

# tzdata is required for TimeZoneInfo.FindSystemTimeZoneById to resolve IANA ids
# (e.g. "Australia/Melbourne") on Linux — without it, only "UTC" would work.
RUN apt-get update \
    && apt-get install -y --no-install-recommends tzdata \
    && rm -rf /var/lib/apt/lists/*

COPY --from=build /app/publish .

# Make sure the folders that need to be writable exist even before a volume is mounted
RUN mkdir -p /data /app/wwwroot/uploads

ENV ASPNETCORE_HTTP_PORTS=8080 \
    ASPNETCORE_ENVIRONMENT=Production \
    DataDirectory=/data \
    TimeZone=UTC

EXPOSE 8080
VOLUME ["/data", "/app/wwwroot/uploads"]

HEALTHCHECK --interval=30s --timeout=3s --start-period=15s --retries=3 \
    CMD bash -c 'exec 3<>/dev/tcp/127.0.0.1/8080 && exec 3<&-' || exit 1

ENTRYPOINT ["dotnet", "NoticeBoard.dll"]
