feat: sync lijiaoqiao implementation and staging validation artifacts

platform-token-runtime/cmd/platform-token-runtime/main.go

@@ -0,0 +1,63 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"lijiaoqiao/platform-token-runtime/internal/auth/service"
+	"lijiaoqiao/platform-token-runtime/internal/httpapi"
+)
+
+func main() {
+	addr := envOrDefault("TOKEN_RUNTIME_ADDR", ":18081")
+
+	runtime := service.NewInMemoryTokenRuntime(nil)
+	auditor := service.NewMemoryAuditEmitter()
+	api := httpapi.NewTokenAPI(runtime, auditor, time.Now)
+
+	mux := http.NewServeMux()
+	mux.HandleFunc("/actuator/health", func(w http.ResponseWriter, _ *http.Request) {
+		w.Header().Set("Content-Type", "application/json")
+		w.WriteHeader(http.StatusOK)
+		_, _ = w.Write([]byte(`{"status":"UP"}`))
+	})
+	api.Register(mux)
+
+	srv := &http.Server{
+		Addr:              addr,
+		Handler:           mux,
+		ReadHeaderTimeout: 5 * time.Second,
+		ReadTimeout:       10 * time.Second,
+		WriteTimeout:      15 * time.Second,
+		IdleTimeout:       30 * time.Second,
+	}
+
+	go func() {
+		log.Printf("platform-token-runtime listening on %s", addr)
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			log.Fatalf("listen failed: %v", err)
+		}
+	}()
+
+	sigCh := make(chan os.Signal, 1)
+	signal.Notify(sigCh, syscall.SIGINT, syscall.SIGTERM)
+	<-sigCh
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	if err := srv.Shutdown(ctx); err != nil {
+		log.Printf("graceful shutdown failed: %v", err)
+	}
+}
+
+func envOrDefault(key, fallback string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return fallback
+}