Dockerfile for ASP.NET Core projects

Dockerfile

# Stage 1
FROM mcr.microsoft.com/dotnet/core/sdk:3.1-alpine AS build
WORKDIR /build
COPY . .
RUN dotnet restore
RUN dotnet publish -c Release \
                   -o /app \
                   -r linux-musl-x64 \
                   --self-contained true \
                   -p:PublishSingleFile=true \
                   -p:PublishTrimmed=true

# Stage 2
FROM mcr.microsoft.com/dotnet/core-nightly/runtime-deps:3.1-alpine AS final
WORKDIR /app
COPY --from=build /app .
ENTRYPOINT ["/app/webapptest2"]