修复: mixed 协议可部署到节点: 后端 nodeEligibleProtocols 放开 Mixed(inbound.go 两处校验点), 前端 NODE_ELIGIBLE_PROTOCOLS 同步; 重建前端 dist(含 Swagger 页/分组页裁剪)

internal/web/service/inbound_protocol.go

@@ -57,6 +57,8 @@ func inboundCanEnableTlsFlow(protocol, streamSettings, settings string) bool {
 // sidecar-managed protocols are absent because their reconcile loops only query
 // NodeID IS NULL rows, so a node-assigned one would never be reconciled at all.
 // A new protocol defaults to ineligible until added here, as on the frontend.
+// Mixed is a plain xray inbound (not sidecar-managed): node-local mixed
+// inbounds already sync back and are managed by the panel, so it is eligible.
 var nodeEligibleProtocols = map[model.Protocol]bool{
 	model.VLESS:       true,
 	model.VMESS:       true,
@@ -64,6 +66,7 @@ var nodeEligibleProtocols = map[model.Protocol]bool{
 	model.Shadowsocks: true,
 	model.Hysteria:    true,
 	model.WireGuard:   true,
+	model.Mixed:       true,
 }
 
 // isNodeEligibleProtocol reports whether protocol may be assigned to a node.