add it so Check my work works

Author: snychka

Dockerfile

@@ -1 +1,19 @@
+FROM mcr.microsoft.com/dotnet/core/sdk:3.1-alpine
 
+ENV APP_DIR /src/app
+
+RUN mkdir -p ${APP_DIR}
+
+RUN addgroup -S projects && adduser -S projects -G projects
+
+WORKDIR ${APP_DIR}
+
+COPY . .
+
+RUN chown -R projects:projects /src/app
+
+USER projects
+
+RUN dotnet build
+
+ENTRYPOINT ["/bin/sh"]