Initial open-source release (MIT): image2api AI gateway

Full Go backend + Vue 3 frontend, OpenAI-compatible API, multi-provider
account pools, billing/admin, Docker one-command deploy with auto HTTPS.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/cmd/api/main.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"backend/internal/bootstrap"
+)
+
+func main() {
+	ctx := context.Background()
+
+	app, err := bootstrap.NewApp(ctx)
+	if err != nil {
+		log.Fatalf("bootstrap app: %v", err)
+	}
+
+	srv := &http.Server{
+		Addr:              app.Config.HTTPAddr,
+		Handler:           app.Engine,
+		ReadHeaderTimeout: 5 * time.Second,
+	}
+
+	go func() {
+		log.Printf("backend listening on %s", app.Config.HTTPAddr)
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			log.Fatalf("listen and serve: %v", err)
+		}
+	}()
+
+	stop := make(chan os.Signal, 1)
+	signal.Notify(stop, syscall.SIGINT, syscall.SIGTERM)
+	<-stop
+
+	shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+
+	if err := srv.Shutdown(shutdownCtx); err != nil {
+		log.Printf("shutdown http server: %v", err)
+	}
+
+	if err := app.Close(); err != nil {
+		log.Printf("close app: %v", err)
+	}
+}