Set up initial project structure with essential files and directories

cmd/pluto-api/main.go

@@ -0,0 +1,61 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"time"
+
+	"example.com/atlasos/internal/httpapp"
+)
+
+func main() {
+	addr := env("PLUTO_HTTP_ADDR", ":8080")
+
+	app, err := httpapp.New(httpapp.Config{
+		Addr:         addr,
+		TemplatesDir: "web/templates",
+		StaticDir:    "web/static",
+	})
+	if err != nil {
+		log.Fatalf("init app: %v", err)
+	}
+
+	srv := &http.Server{
+		Addr:              addr,
+		Handler:           app.Router(),
+		ReadHeaderTimeout: 5 * time.Second,
+	}
+
+	// Start server
+	go func() {
+		log.Printf("[pluto-api] listening on %s", addr)
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			log.Fatalf("listen: %v", err)
+		}
+	}()
+
+	// Graceful shutdown
+	stop := make(chan os.Signal, 1)
+	signal.Notify(stop, os.Interrupt)
+	<-stop
+	log.Printf("[pluto-api] shutdown requested")
+
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+
+	if err := srv.Shutdown(ctx); err != nil {
+		log.Printf("[pluto-api] shutdown error: %v", err)
+	} else {
+		log.Printf("[pluto-api] shutdown complete")
+	}
+}
+
+func env(key, def string) string {
+	if v := os.Getenv(key); v != "" {
+		return v
+	}
+	return def
+}