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dotnet.Dockerfile

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+# 多阶段构建：先在 SDK 里 self-contained 发布，最终镜像只保留 runtime + 发布产物
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
+
+# 由 magic-docker 传入：--build-arg VERSION=<tag>
+ARG VERSION=0.0.0
+WORKDIR /src
+
+# 构建上下文就是 context 目录
+COPY . .
+RUN dotnet publish -r linux-x64 -c Release --self-contained -o /out \
+      -p:AssemblyName=App -p:Version="$VERSION"
+
+FROM mcr.microsoft.com/dotnet/runtime:10.0
+ENV TZ Asia/Shanghai
+COPY --from=build /out /home
+WORKDIR /home
+ENTRYPOINT ["./App"]