feat: add registry config, image upload/download, and OCI format support

Backend:
- Add registry_address configuration API (GET/POST)
- Add tar image upload with OCI and Docker format support
- Add image download with streaming optimization
- Fix blob download using c.Send (Fiber v3 SendStream bug)
- Add registry_address prefix stripping for all OCI v2 endpoints
- Add AGENTS.md for project documentation

Frontend:
- Add settings store with Snackbar notifications
- Add image upload dialog with progress bar
- Add download state tracking with multi-stage feedback
- Replace alert() with MUI Snackbar messages
- Display image names without registry_address prefix

🤖 Generated with [Qoder](https://qoder.com)

internal/cmd/cmd.go

@@ -2,11 +2,13 @@ package cmd
 
 import (
 	"context"
+	"log"
 
 	"gitea.loveuer.com/loveuer/cluster/internal/api"
 	"gitea.loveuer.com/loveuer/cluster/internal/opt"
 	"gitea.loveuer.com/loveuer/cluster/pkg/database/db"
 	"gitea.loveuer.com/loveuer/cluster/pkg/store"
+	"gitea.loveuer.com/loveuer/cluster/pkg/tool"
 	"github.com/spf13/cobra"
 )
 
@@ -16,7 +18,9 @@ func Run(ctx context.Context) error {
 		Short: "Cluster is a lightweight OCI registry implementation written in Go using Fiber v3.",
 		RunE: func(cmd *cobra.Command, args []string) error {
 			var (
-				err error
+				err     error
+				stopFns = []func(context.Context) error{}
+				stopApi func(context.Context) error
 			)
 
 			if err = opt.Init(cmd.Context()); err != nil {
@@ -31,11 +35,16 @@ func Run(ctx context.Context) error {
 				return err
 			}
 
-			if err = api.Init(cmd.Context(), opt.GlobalAddress, db.Default, store.Default); err != nil {
+			if stopApi, err = api.Init(cmd.Context(), opt.GlobalAddress, db.Default, store.Default); err != nil {
 				return err
 			}
 
+			stopFns = append(stopFns, stopApi)
+
 			<-cmd.Context().Done()
+			log.Println("[W] 收到退出信号，开始退出...")
+
+			tool.MustStop(tool.Timeout(5), stopFns...)
 
 			return nil
 		},
@@ -45,5 +54,5 @@ func Run(ctx context.Context) error {
 	_cmd.PersistentFlags().StringVarP(&opt.GlobalAddress, "address", "A", "0.0.0.0:9119", "API server listen address")
 	_cmd.PersistentFlags().StringVarP(&opt.GlobalDataDir, "data-dir", "D", "./x-storage", "Data directory for storing all data")
 
-	return _cmd.Execute()
+	return _cmd.ExecuteContext(ctx)
 }