39 lines
1.0 KiB
Docker
39 lines
1.0 KiB
Docker
# STAGE 1: Build
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FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
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WORKDIR /src
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# expose ports
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ENV ASPNETCORE_HTTP_PORTS=8081
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EXPOSE 8081
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# 1. Copy the .sln and .csproj files first to restore dependencies
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# This makes builds faster by caching the 'restore' layer
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COPY ["SampleApi/SampleApi.csproj", "SampleApi/"]
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RUN dotnet restore "SampleApi/SampleApi.csproj"
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# 2. Copy the rest of the code
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COPY . .
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# 3. Publish to a FLAT directory
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# We use -o /app/publish and ensure no extra subfolders are created
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RUN dotnet publish "SampleApi/SampleApi.csproj" \
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-c Release \
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-o /app/publish \
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--no-restore \
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/p:UseAppHost=false
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# STAGE 2: Runtime
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FROM mcr.microsoft.com/dotnet/aspnet:8.0
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WORKDIR /app
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# Copy the contents directly
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COPY --from=build /app/publish .
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# DEBUG: This will print the contents of /app during the build.
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# If SampleApi.dll isn't in this list, the build will stop here.
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RUN ls -la /app
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# Set the environment to listen on the port you mapped in Compose
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ENV ASPNETCORE_HTTP_PORTS=8081
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ENTRYPOINT ["dotnet", "SampleApi.dll"] |