字典增加扩展值字段，优化自动化生成搜索条件默认语句。

web/src/view/superAdmin/dictionary/sysDictionaryDetail.vue

@@ -40,6 +40,8 @@
 
         <el-table-column align="left" label="字典值" prop="value" width="120" />
 
+        <el-table-column align="left" label="扩展值" prop="extend" width="120" />
+
         <el-table-column align="left" label="启用状态" prop="status" width="120">
           <template #default="scope">{{ formatBoolean(scope.row.status) }}</template>
         </el-table-column>
@@ -98,6 +100,14 @@
             max="2147483647"
           />
         </el-form-item>
+        <el-form-item label="扩展值" prop="extend">
+          <el-input
+              v-model="formData.extend"
+              placeholder="请输入扩展值"
+              clearable
+              :style="{width: '100%'}"
+          />
+        </el-form-item>
         <el-form-item label="启用状态" prop="status" required>
           <el-switch v-model="formData.status" active-text="开启" inactive-text="停用" />
         </el-form-item>