chore: add screenshot placeholders

Author: NaxeCode

Dockerfile

@@ -2,6 +2,7 @@
 
 # This stage is used when running from VS in fast mode (Default for Debug configuration)
 FROM mcr.microsoft.com/dotnet/runtime:10.0 AS base
+ARG APP_UID=0
 USER $APP_UID
 WORKDIR /app
 
@@ -25,4 +26,4 @@ RUN dotnet publish "./ai-newsletter.csproj" -c $BUILD_CONFIGURATION -o /app/publ
 FROM base AS final
 WORKDIR /app
 COPY --from=publish /app/publish .
-ENTRYPOINT ["dotnet", "ai-newsletter.dll"]
+ENTRYPOINT ["dotnet", "ai-newsletter.dll"]

docs/screenshots/.gitkeep

@@ -0,0 +1 @@
+