fix(User Management): Deleting configured system parameters caused the "Add System Parameter" button to disappear from the user editing page.

frontend/src/views/system/user/User.vue

@@ -381,7 +381,7 @@
             <span style="width: calc(48% - 2px)">{{ t('variables.variables') }}</span>
             <span>{{ t('variables.variable_value') }}</span>
           </div>
-          <div v-for="(_, index) in state.form.system_variables" class="item">
+          <div v-for="(_, index) in state.form.system_variables" :key="index" class="item">
             <el-select
               v-model="state.form.system_variables[index].variableId"
               style="width: 236px"
@@ -863,29 +863,36 @@ const drawerMainClose = () => {
   drawerMainRef.value.close()
 }
 const editHandler = (row: any) => {
-  variablesApi.listAll().then((res: any) => {
-    variables.value = res.filter((ele: any) => ele.type === 'custom')
-    variableValueMap.value = variables.value.reduce((pre, next) => {
-      pre[next.id] = {
-        value: next.value,
-        var_type: next.var_type,
-        name: next.name,
-      }
-      return pre
-    }, {})
+  variablesApi
+    .listAll()
+    .then((res: any) => {
+      variables.value = res.filter((ele: any) => ele.type === 'custom')
+      variableValueMap.value = variables.value.reduce((pre, next) => {
+        pre[next.id] = {
+          value: next.value,
+          var_type: next.var_type,
+          name: next.name,
+        }
+        return pre
+      }, {})
 
-    if (row) {
-      state.form = {
-        ...row,
-        system_variables: (row.system_variables || []).map((ele: any) => ({
-          ...ele,
-          variableValue: ele.variableValues[0],
-        })),
+      if (row) {
+        state.form = {
+          ...row,
+          system_variables: (row.system_variables || []).map((ele: any) => ({
+            ...ele,
+            variableValue: ele.variableValues[0],
+          })),
+        }
       }
-    }
-  })
-  dialogFormVisible.value = true
-  dialogTitle.value = row?.id ? t('user.edit_user') : t('user.add_users')
+    })
+    .finally(() => {
+      state.form.system_variables = state.form.system_variables.filter((ele: any) => {
+        return !!variableValueMap.value[ele.variableId]
+      })
+      dialogTitle.value = row?.id ? t('user.edit_user') : t('user.add_users')
+      dialogFormVisible.value = true
+    })
 }
 
 const statusHandler = (row: any) => {