Added docker support

src/WebRazorPages/Dockerfile

@@ -0,0 +1,19 @@
+FROM microsoft/dotnet:2.1-aspnetcore-runtime AS base
+WORKDIR /app
+EXPOSE 80
+
+FROM microsoft/aspnetcore-build:2.1.300-preview1 AS build
+RUN npm install -g bower@1.8.4
+WORKDIR /src
+COPY . .
+WORKDIR /src/src/WebRazorPages
+RUN dotnet restore -nowarn:msb3202,nu1503
+RUN dotnet build --no-restore -c Release -o /app
+
+FROM build AS publish
+RUN dotnet publish --no-restore -c Release -o /app
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app .
+ENTRYPOINT ["dotnet", "Microsoft.eShopWeb.RazorPages.dll"]