build: add Dockerfile

Author: vojtechmares

.dockerignore

@@ -0,0 +1,24 @@
+.dockerignore
+.env
+.git
+.gitignore
+.vs
+.vscode
+docker-compose*.yml
+docker-compose.dcproj
+*.md
+LICENSE
+*.testsettings
+vsts-docs
+ServiceFabric
+Components
+cli-windows
+cli-mac
+cli-linux
+**/bin/
+**/obj/
+**/node_modules/
+**/bower_components/
+**/wwwroot/lib/
+**/appsettings.Development.json
+.github/

Dockerfile

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+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim AS build-env
+
+ARG TARGETARCH
+
+WORKDIR /app
+
+COPY . .
+
+# Private Nuget feed
+# NuGet.config file must be in the root of the project
+# RUN --mount=type=secret,id=github_token \
+#    dotnet nuget update source github --username <org> --password $(cat /run/secrets/github_token) --store-password-in-clear-text  --configfile NuGet.Config
+
+
+# restore dependencies
+RUN dotnet restore ./src/DemoApi/ -a $TARGETARCH
+
+# build
+RUN dotnet publish ./src/DemoApi/ -c Release --no-restore -o out -a $TARGETARCH --self-contained false -p:PublishSingleFile=true
+
+# Create runtime image
+FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/aspnet:8.0-bookworm-slim
+
+WORKDIR /app
+
+ENV TZ Europe/Prague
+
+# required to enable read only root filesystem
+ENV COMPlus_EnableDiagnostics=0
+
+USER 1001
+
+COPY --from=build-env /app/out .
+
+ENTRYPOINT ["./DemoApi"]