BAMS initial project structure

backend/main.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"github.com/bams/backend/internal/api"
+	"github.com/bams/backend/internal/config"
+	"github.com/bams/backend/internal/logger"
+	"github.com/bams/backend/internal/services"
+)
+
+func main() {
+	// Load configuration
+	cfg, err := config.Load()
+	if err != nil {
+		log.Fatalf("Failed to load configuration: %v", err)
+	}
+
+	// Initialize logger
+	logger := logger.New(cfg.LogLevel)
+
+	// Initialize services
+	svcManager := services.NewServiceManager(cfg, logger)
+
+	// Initialize API router
+	router := api.NewRouter(svcManager, logger)
+
+	// Create HTTP server
+	srv := &http.Server{
+		Addr:         fmt.Sprintf(":%d", cfg.Port),
+		Handler:      router,
+		ReadTimeout:  15 * time.Second,
+		WriteTimeout: 15 * time.Second,
+		IdleTimeout:  60 * time.Second,
+	}
+
+	// Start server in goroutine
+	go func() {
+		logger.Info("Starting BAMS backend server", "port", cfg.Port)
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			logger.Error("Server failed to start", "error", err)
+			os.Exit(1)
+		}
+	}()
+
+	// Graceful shutdown
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+
+	logger.Info("Shutting down server...")
+	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
+	defer cancel()
+
+	if err := srv.Shutdown(ctx); err != nil {
+		logger.Error("Server forced to shutdown", "error", err)
+	}
+
+	svcManager.Shutdown()
+	logger.Info("Server exited")
+}