增加dht的去中心化储存

internal/logic/p2p/client.go

@@ -18,7 +18,6 @@ import (
 	"github.com/google/uuid"
 	"github.com/gorilla/websocket"
 	"github.com/libp2p/go-libp2p"
-	"github.com/libp2p/go-libp2p/core/crypto"
 	"github.com/libp2p/go-libp2p/core/host"
 	"github.com/libp2p/go-libp2p/core/network"
 	"github.com/libp2p/go-libp2p/core/peer"
@@ -123,7 +122,8 @@ func (s *sP2P) CreateLibp2pHost(ctx context.Context, port int) (host.Host, error
 	}
 
 	// 1. 生成密钥对并初始化节点（确保身份有效）
-	s.privKey, _, _ = crypto.GenerateKeyPair(crypto.Ed25519, 0) // 推荐使用Ed25519
+	//s.privKey, _, _ = crypto.GenerateKeyPair(crypto.Ed25519, 0) // 推荐使用Ed25519
+	s.privKey, _ = s.generateFixedKey()
 
 	// 创建主机
 	h, err := libp2p.New(