prefer alpine containers for smaller size

docker-compose.yml

@@ -26,4 +26,4 @@ services:
             context: ./src
             dockerfile: ./FilterLists.Web/Dockerfile
         expose:
-            - '5001'
+            - '5001'

nginx/Dockerfile

@@ -1,2 +1,2 @@
-FROM nginx
+FROM nginx:mainline-alpine
 COPY nginx.conf /etc/nginx/nginx.conf

src/FilterLists.Api/Dockerfile

@@ -1,11 +1,11 @@
-FROM microsoft/dotnet:2.2-sdk AS publish
+FROM microsoft/dotnet:2.2-sdk-alpine AS publish
 COPY FilterLists.Api /FilterLists.Api
 COPY FilterLists.Data /FilterLists.Data
 COPY FilterLists.Services /FilterLists.Services
 RUN dotnet publish FilterLists.Api/FilterLists.Api.csproj -c Release -o /out
 
-FROM microsoft/dotnet:2.2-aspnetcore-runtime AS final
+FROM microsoft/dotnet:2.2-aspnetcore-runtime-alpine AS final
 COPY --from=publish /out .
 ENV ASPNETCORE_URLS http://+:5000
 EXPOSE 5000
-ENTRYPOINT ["dotnet", "FilterLists.Api.dll"]
+ENTRYPOINT ["dotnet", "FilterLists.Api.dll"]

src/FilterLists.Web/Dockerfile

@@ -1,11 +1,10 @@
-FROM microsoft/dotnet:2.2-sdk AS publish
+FROM microsoft/dotnet:2.2-sdk-alpine AS publish
 COPY FilterLists.Web /FilterLists.Web
-RUN curl -sL https://deb.nodesource.com/setup_10.x | bash - \
-	&& apt-get install -y nodejs \
+RUN apk add --update nodejs nodejs-npm \
 	&& dotnet publish FilterLists.Web/FilterLists.Web.csproj -c Release -o /out
 
-FROM microsoft/dotnet:2.2-aspnetcore-runtime AS final
+FROM microsoft/dotnet:2.2-aspnetcore-runtime-alpine AS final
 COPY --from=publish /out .
 ENV ASPNETCORE_URLS http://+:5001
 EXPOSE 5001
-ENTRYPOINT ["dotnet", "FilterLists.Web.dll"]
+ENTRYPOINT ["dotnet", "FilterLists.Web.dll"]