调整

app/Models/Activity.php

@@ -15,8 +15,8 @@ class Activity extends Model
     ];
 
     protected $casts = [
-        'start_at' => 'datetime:Y-m-d H:i​:s',
-        'end_at' => 'datetime:Y-m-d H:i​:s'
+        'start_at' => 'datetime:Y-m-d H:i:s',
+        'end_at' => 'datetime:Y-m-d H:i:s'
     ];
 
     public function scopeShow($q){

app/Models/ActivityGame.php

@@ -11,7 +11,7 @@ class ActivityGame extends Model
     use HasFactory,Filterable;
 
     protected $casts = [
-        'game_at' => 'datetime'
+        'game_at' => 'datetime:Y-m-d H:i:s'
     ];
 
     protected $fillable = [

lang/zh_CN/admin.php

@@ -150,6 +150,7 @@ return [
         'username_already_exists' => '用户名已存在',
         'cannot_delete'           => '不可删除超级管理员',
         'lock'                    => '锁定',
+        'edit_password'           => '修改密码'
     ],
 
     'admin_roles' => '角色',