优化结构

internal/data/config_watch.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"github.com/fsnotify/fsnotify"
+	"kra/internal/config"
 )
 
 // watchConfig refreshes the in-memory config snapshot on file changes, while
@@ -79,10 +80,13 @@ func (d *Data) watchConfig() func() {
 					logger.Error("reload changed config", "mod", "system", "error", loadErr)
 					continue
 				}
-				if next.Data == nil || next.Admin == nil {
-					logger.Error("reload changed config: data and admin configuration are required", "mod", "system")
+				if next.Data == nil {
+					logger.Error("reload changed config: data configuration is required", "mod", "system")
 					continue
 				}
+				if next.Admin == nil {
+					next.Admin = &config.Admin{}
+				}
 				if current := d.runtime.Admin(); current != nil {
 					next.Admin.Storage = current.Storage
 					next.Admin.Email = current.Email