fix: auto-fill chaincode sequence with default value of 1

src/agents/hyperledger-fabric/chaincode/serializers.py

@@ -58,7 +58,7 @@ class ChaincodeResponseSerializer(serializers.Serializer):
 class ChaincodeCreationSerializer(serializers.Serializer):
     name = serializers.CharField(help_text="Chaincode Name")
     version = serializers.CharField(help_text="Chaincode Version")
-    sequence = serializers.IntegerField(help_text="Chaincode Sequence")
+    sequence = serializers.IntegerField(help_text="Chaincode Sequence", required=False, default=1)
     channel_name = serializers.CharField(help_text="Chaincode Channel Name")
     file = serializers.FileField(help_text="Chaincode File")
     init_required = serializers.BooleanField(help_text="Chaincode Required Initialization")

src/api-engine/chaincode/models.py

@@ -48,6 +48,7 @@ class Status(models.TextChoices):
     sequence = models.IntegerField(
         help_text="Chaincode Sequence",
         validators=[MinValueValidator(1)],
+        default=1,
     )
     label = models.CharField(
         help_text="Chaincode Label",

src/api-engine/chaincode/serializers.py

@@ -88,7 +88,9 @@ class Meta:
         )
         extra_kwargs = {
             "sequence": {
-                "validators": [MinValueValidator(1)]
+                "validators": [MinValueValidator(1)],
+                "required": False,
+                "default": 1
             },
             "init_required": {"required": False},
             "signature_policy": {"required": False},

src/dashboard/src/pages/ChainCode/forms/UploadForm.js

@@ -1,6 +1,6 @@
 import { useState, useEffect } from 'react';
 import { injectIntl, useIntl } from 'umi';
-import { Button, Modal, Input, Upload, message, Switch, Select, InputNumber, Tag } from 'antd';
+import { Button, Modal, Input, Upload, message, Switch, Select, Tag } from 'antd';
 import { UploadOutlined } from '@ant-design/icons';
 import { Form } from 'antd/lib/index';
 import { listChannel } from '@/services/channel';
@@ -178,24 +178,7 @@ const UploadForm = props => {
         >
           <Input placeholder="Chaincode version" />
         </FormItem>
-        <FormItem
-          {...formItemLayout}
-          label="sequence"
-          name="sequence"
-          rules={[
-            {
-              required: true,
-            },
-          ]}
-        >
-          <InputNumber
-            min={1}
-            precision={0}
-            step={1}
-            placeholder="Chaincode Sequence"
-            style={{ width: '100%' }}
-          />
-        </FormItem>
+
         <FormItem
           {...formItemLayout}
           label="initRequired"