changed docker container to alpine linux

Dockerfile

@@ -28,21 +28,25 @@ RUN dotnet restore \
  && dotnet test tests/Squidex.Tests/Squidex.Tests.csproj
 
 # Publish
-RUN dotnet publish src/Squidex/Squidex.csproj --output /out/ --configuration Release
+RUN dotnet publish src/Squidex/Squidex.csproj --output /out/alpine --configuration Release -r alpine.3.7-x64
 
 #
 # Stage 2, Build runtime
 #
-FROM microsoft/dotnet:2.1.0-aspnetcore-runtime
+FROM microsoft/dotnet:2.1-runtime-deps-alpine
 
 # Default AspNetCore directory
 WORKDIR /app
 
+# add libuv
+RUN apk add --no-cache libuv \
+&& ln -s /usr/lib/libuv.so.1 /usr/lib/libuv.so
+
 # Copy from build stage
-COPY --from=builder /out/ .
+COPY --from=builder /out/alpine .
 
 EXPOSE 80
 EXPOSE 33333
 EXPOSE 40000
 
-ENTRYPOINT ["dotnet", "Squidex.dll"]
+ENTRYPOINT ["./Squidex"]

src/Squidex/Squidex.csproj

@@ -6,6 +6,7 @@
     <PackageId>Squidex</PackageId>
     <PreserveCompilationContext>true</PreserveCompilationContext>
     <TargetFramework>netcoreapp2.1</TargetFramework>
+    <RuntimeFrameworkVersion>2.1.1</RuntimeFrameworkVersion>
     <TypeScriptToolsVersion>Latest</TypeScriptToolsVersion>
     <TypeScriptCompileBlocked>true</TypeScriptCompileBlocked>
   </PropertyGroup>

tests/Squidex.Tests/Squidex.Tests.csproj

@@ -2,6 +2,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp2.1</TargetFramework>
+    <RuntimeFrameworkVersion>2.1.1</RuntimeFrameworkVersion>
     <RootNamespace>Squidex</RootNamespace>
     <NoWarn>$(NoWarn);NU1605</NoWarn>
   </PropertyGroup>