refactor: refactor to adapt new custom json marshaler

internal/watcher/health/monitor/agent_proxied.go

@@ -1,11 +1,12 @@
 package monitor
 
 import (
-	"encoding/json"
 	"errors"
 	"net/http"
 	"net/url"
 
+	"github.com/yusing/go-proxy/pkg/json"
+
 	agentPkg "github.com/yusing/go-proxy/agent/pkg/agent"
 	"github.com/yusing/go-proxy/internal/watcher/health"
 )

internal/watcher/health/status.go

@@ -1,6 +1,8 @@
 package health
 
-import "encoding/json"
+import (
+	"github.com/yusing/go-proxy/pkg/json"
+)
 
 type Status uint8
 
@@ -35,10 +37,6 @@ func (s Status) String() string {
 	}
 }
 
-func (s Status) MarshalJSON() ([]byte, error) {
-	return []byte(`"` + s.String() + `"`), nil
-}
-
 func (s *Status) UnmarshalJSON(data []byte) error {
 	var str string
 	if err := json.Unmarshal(data, &str); err != nil {

internal/watcher/health/types.go

@@ -24,7 +24,7 @@ type (
 		task.TaskStarter
 		task.TaskFinisher
 		fmt.Stringer
-		utils.MapMarshaller
+		utils.MapMarshaler
 		WithHealthInfo
 		Name() string
 	}