first commit

backend/Dockerfile

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+# Stage 1: Build the frontend
+FROM node:20-alpine AS frontend-build
+WORKDIR /app
+COPY ClientApp/package*.json ./
+RUN npm ci
+COPY ClientApp/ .
+RUN npm run build
+
+# Stage 2: Build the backend
+FROM mcr.microsoft.com/dotnet/sdk:8.0 AS backend-build
+WORKDIR /src
+COPY ["backend.csproj", "."]
+RUN dotnet restore
+COPY . .
+# Copy the frontend build output from the previous stage
+COPY --from=frontend-build /app/dist ./ClientApp/dist
+RUN dotnet publish -c Release -o /app/publish
+
+# Stage 3: Runtime
+FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS runtime
+WORKDIR /app
+EXPOSE 8080
+ENV ASPNETCORE_URLS=http://+:8080
+COPY --from=backend-build /app/publish .
+ENTRYPOINT ["dotnet", "backend.dll"]