diff --git a/docs/docs.go b/docs/docs.go
index fc75748..2417e39 100644
--- a/docs/docs.go
+++ b/docs/docs.go
@@ -998,6 +998,7 @@ const docTemplate = `{
                     },
                     {
                         "enum": [
+                            7,
                             -1,
                             0,
                             1,
@@ -1007,12 +1008,12 @@ const docTemplate = `{
                             5,
                             -1,
                             5,
-                            6,
-                            7
+                            6
                         ],
                         "type": "integer",
                         "format": "int32",
                         "x-enum-varnames": [
+                            "_numLevels",
                             "DebugLevel",
                             "InfoLevel",
                             "WarnLevel",
@@ -1022,8 +1023,7 @@ const docTemplate = `{
                             "FatalLevel",
                             "_minLevel",
                             "_maxLevel",
-                            "InvalidLevel",
-                            "_numLevels"
+                            "InvalidLevel"
                         ],
                         "name": "level",
                         "in": "query"
@@ -4161,7 +4161,25 @@ const docTemplate = `{
             }
         },
         "dto.AssignEmptyPensToBatchRequest": {
-            "type": "object"
+            "type": "object",
+            "required": [
+                "penIDs"
+            ],
+            "properties": {
+                "penIDs": {
+                    "description": "待分配的猪栏ID列表",
+                    "type": "array",
+                    "minItems": 1,
+                    "items": {
+                        "type": "integer"
+                    },
+                    "example": [
+                        1,
+                        2,
+                        3
+                    ]
+                }
+            }
         },
         "dto.BuyPigsRequest": {
             "type": "object",
@@ -4957,7 +4975,7 @@ const docTemplate = `{
                 "page": {
                     "type": "integer"
                 },
-                "pageSize": {
+                "page_size": {
                     "type": "integer"
                 },
                 "total": {
@@ -6841,6 +6859,7 @@ const docTemplate = `{
             "type": "integer",
             "format": "int32",
             "enum": [
+                7,
                 -1,
                 0,
                 1,
@@ -6850,10 +6869,10 @@ const docTemplate = `{
                 5,
                 -1,
                 5,
-                6,
-                7
+                6
             ],
             "x-enum-varnames": [
+                "_numLevels",
                 "DebugLevel",
                 "InfoLevel",
                 "WarnLevel",
@@ -6863,8 +6882,7 @@ const docTemplate = `{
                 "FatalLevel",
                 "_minLevel",
                 "_maxLevel",
-                "InvalidLevel",
-                "_numLevels"
+                "InvalidLevel"
             ]
         }
     },
diff --git a/docs/swagger.json b/docs/swagger.json
index d4524aa..6a9c17a 100644
--- a/docs/swagger.json
+++ b/docs/swagger.json
@@ -990,6 +990,7 @@
                     },
                     {
                         "enum": [
+                            7,
                             -1,
                             0,
                             1,
@@ -999,12 +1000,12 @@
                             5,
                             -1,
                             5,
-                            6,
-                            7
+                            6
                         ],
                         "type": "integer",
                         "format": "int32",
                         "x-enum-varnames": [
+                            "_numLevels",
                             "DebugLevel",
                             "InfoLevel",
                             "WarnLevel",
@@ -1014,8 +1015,7 @@
                             "FatalLevel",
                             "_minLevel",
                             "_maxLevel",
-                            "InvalidLevel",
-                            "_numLevels"
+                            "InvalidLevel"
                         ],
                         "name": "level",
                         "in": "query"
@@ -4153,7 +4153,25 @@
             }
         },
         "dto.AssignEmptyPensToBatchRequest": {
-            "type": "object"
+            "type": "object",
+            "required": [
+                "penIDs"
+            ],
+            "properties": {
+                "penIDs": {
+                    "description": "待分配的猪栏ID列表",
+                    "type": "array",
+                    "minItems": 1,
+                    "items": {
+                        "type": "integer"
+                    },
+                    "example": [
+                        1,
+                        2,
+                        3
+                    ]
+                }
+            }
         },
         "dto.BuyPigsRequest": {
             "type": "object",
@@ -4949,7 +4967,7 @@
                 "page": {
                     "type": "integer"
                 },
-                "pageSize": {
+                "page_size": {
                     "type": "integer"
                 },
                 "total": {
@@ -6833,6 +6851,7 @@
             "type": "integer",
             "format": "int32",
             "enum": [
+                7,
                 -1,
                 0,
                 1,
@@ -6842,10 +6861,10 @@
                 5,
                 -1,
                 5,
-                6,
-                7
+                6
             ],
             "x-enum-varnames": [
+                "_numLevels",
                 "DebugLevel",
                 "InfoLevel",
                 "WarnLevel",
@@ -6855,8 +6874,7 @@
                 "FatalLevel",
                 "_minLevel",
                 "_maxLevel",
-                "InvalidLevel",
-                "_numLevels"
+                "InvalidLevel"
             ]
         }
     },
diff --git a/docs/swagger.yaml b/docs/swagger.yaml
index 1573e8a..e647a61 100644
--- a/docs/swagger.yaml
+++ b/docs/swagger.yaml
@@ -74,6 +74,19 @@ definitions:
         type: string
     type: object
   dto.AssignEmptyPensToBatchRequest:
+    properties:
+      penIDs:
+        description: 待分配的猪栏ID列表
+        example:
+        - 1
+        - 2
+        - 3
+        items:
+          type: integer
+        minItems: 1
+        type: array
+    required:
+    - penIDs
     type: object
   dto.BuyPigsRequest:
     properties:
@@ -607,7 +620,7 @@ definitions:
     properties:
       page:
         type: integer
-      pageSize:
+      page_size:
         type: integer
       total:
         type: integer
@@ -1937,6 +1950,7 @@ definitions:
     - PlanTypeFilterSystem
   zapcore.Level:
     enum:
+    - 7
     - -1
     - 0
     - 1
@@ -1947,10 +1961,10 @@ definitions:
     - -1
     - 5
     - 6
-    - 7
     format: int32
     type: integer
     x-enum-varnames:
+    - _numLevels
     - DebugLevel
     - InfoLevel
     - WarnLevel
@@ -1961,7 +1975,6 @@ definitions:
     - _minLevel
     - _maxLevel
     - InvalidLevel
-    - _numLevels
 info:
   contact:
     email: divano@example.com
@@ -2533,6 +2546,7 @@ paths:
         name: endTime
         type: string
       - enum:
+        - 7
         - -1
         - 0
         - 1
@@ -2543,12 +2557,12 @@ paths:
         - -1
         - 5
         - 6
-        - 7
         format: int32
         in: query
         name: level
         type: integer
         x-enum-varnames:
+        - _numLevels
         - DebugLevel
         - InfoLevel
         - WarnLevel
@@ -2559,7 +2573,6 @@ paths:
         - _minLevel
         - _maxLevel
         - InvalidLevel
-        - _numLevels
       - enum:
         - 邮件
         - 企业微信
diff --git a/internal/app/dto/pig_batch_dto.go b/internal/app/dto/pig_batch_dto.go
index ebc97d8..225ef88 100644
--- a/internal/app/dto/pig_batch_dto.go
+++ b/internal/app/dto/pig_batch_dto.go
@@ -48,7 +48,7 @@ type PigBatchResponseDTO struct {
 
 // AssignEmptyPensToBatchRequest 用于为猪批次分配空栏的请求体
 type AssignEmptyPensToBatchRequest struct {
-	PenIDs []uint `json:"penIDs" validate:"required,min=1,dive" example:"[1,2,3]"` // 待分配的猪栏ID列表
+	PenIDs []uint `json:"penIDs" validate:"required,min=1,dive" example:"1,2,3"` // 待分配的猪栏ID列表
 }
 
 // ReclassifyPenToNewBatchRequest 用于将猪栏划拨到新批次的请求体