Added code for backend glue

backend/cmd/main.go

@@ -0,0 +1,53 @@
+package main
+
+import (
+	"context"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+
+	"mind/internal/config"
+	"mind/internal/db"
+	httpapi "mind/internal/http"
+	"mind/internal/logx"
+	"mind/internal/glue"
+)
+
+func main() {
+	cfg := config.Load()
+	logger := logx.New()
+
+	database, err := db.OpenAndMigrate(cfg)
+	if err != nil {
+		log.Fatalf("db init: %v", err)
+	}
+	repo := db.NewRepo(database)
+
+	g := glue.NewGlue(repo)
+	r := httpapi.NewRouter(logger, cfg, g)
+
+	srv := &http.Server{ 
+		Addr:         ":" + cfg.Port,
+		Handler:      r,
+		ReadTimeout:  15 * time.Second,
+		WriteTimeout: 60 * time.Second,
+	}
+
+	go func() {
+		logger.Infof("MIND v0 listening on :%s", cfg.Port)
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			logger.Errorf("server error: %v", err)
+		}
+	}()
+
+	// graceful shutdown
+	quit := make(chan os.Signal, 1)
+	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
+	<-quit
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+	_ = srv.Shutdown(ctx)
+}