Fix Docker build context path in CI configuration and add Dockerfile for multi-stage build #5

Dockerfile

@@ -0,0 +1,24 @@
+# Build Angular Web app
+FROM node:24 AS web-build
+WORKDIR /app/web
+COPY Web/package*.json ./
+RUN npm install
+COPY Web/ ./
+RUN npm run build -- --output-path=dist/Web/browser
+
+# Build .NET Api app
+FROM mcr.microsoft.com/dotnet/sdk:8.0 AS api-build
+WORKDIR /app/api
+COPY Api/*.csproj ./
+RUN dotnet restore
+COPY Api/ ./
+RUN dotnet publish Api.csproj -c Release -o /app/api/build
+
+# Final runtime image
+FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS final
+WORKDIR /app
+COPY --from=api-build /app/api/build ./
+COPY --from=web-build /app/web/dist/Web/browser ./wwwroot
+ENV ASPNETCORE_URLS=http://+:5000
+EXPOSE 5000
+ENTRYPOINT ["dotnet", "Api.dll"]