perf: form placeholder

@@ -62,6 +62,7 @@ export const formDetailSchema: FormSchema[] = [
     rules: [{ required: true, message: '平台类型为必填项', type: 'number' }],
     componentProps: {
       options: [{ label: '海康ISC平台', value: 0 }],
+      placeholder: '请输入选择平台类型',
     },
   },
   {
@@ -82,17 +83,26 @@ export const formDetailSchema: FormSchema[] = [
     component: 'Input',
     helpMessage: ['平台IP + 端口'],
     rules: [{ required: true, message: '平台地址为必填项' }],
+    componentProps: {
+      placeholder: '请输入平台地址',
+    },
   },
   {
     label: '用户Key',
     field: 'appKey',
     component: 'Input',
     rules: [{ required: true, message: '用户Key为必填项' }],
+    componentProps: {
+      placeholder: '请输入用户Key',
+    },
   },
   {
     label: '用户密钥',
     field: 'appSecret',
     component: 'Input',
     rules: [{ required: true, message: '用户密钥为必填项' }],
+    componentProps: {
+      placeholder: '请输入用户密钥',
+    },
   },
 ];