Update src/BackOffice/Dockerfile

src/BackOffice/Dockerfile

@@ -7,18 +7,11 @@ COPY . .
 WORKDIR "/src/BackOffice"
 RUN dotnet publish "./BackOffice.csproj" -c Release -o /app/publish
 
-FROM nginx:alpine AS final
-WORKDIR /usr/share/nginx/html
-COPY --from=build /app/publish/wwwroot .
-COPY <<'NGINX_CONF' /etc/nginx/conf.d/default.conf
-server {
-    listen 80;
-    server_name _;
-    
-    location / {
-        root /usr/share/nginx/html;
-        try_files $uri $uri/ /index.html;
-    }
-}
-NGINX_CONF
-EXPOSE 80
+
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS runtime
+WORKDIR /app
+COPY --from=build /app/publish .
+ENV ASPNETCORE_URLS=http://+:8080
+EXPOSE 8080
+ENTRYPOINT ["dotnet", "BackOffice.dll"]
+