feat: Add health checking feature to service registry, which periodically checks service status and deletes unhealthy services

pkg/models/service.go

@@ -4,9 +4,9 @@ import "gorm.io/gorm"
 
 type Service struct {
 	gorm.Model
-	Name     string
+	Name     string `gorm:"unique"`
 	NodeType string
 	Address  string
-	Port     int
+	Port     string
 	Status   string
 }

pkg/types/request/service_register.go

@@ -4,5 +4,5 @@ type ServiceRegister struct {
 	Name     string `json:"name"`
 	NodeType string `json:"nodeType"`
 	Address  string `json:"address"`
-	Port     int    `json:"port"`
+	Port     string `json:"port"`
 }