refactor: 将各个界面的notfound提示提取为单独的组件NotFoundResult

app/components/shared/NotFoundResult.vue

@@ -0,0 +1,33 @@
+<template>
+  <el-result icon="warning" :title="title" :sub-title="subTitle">
+    <template #extra>
+      <el-button type="primary" @click="onBack">
+        {{ backText || $t('back') }}
+      </el-button>
+    </template>
+  </el-result>
+</template>
+
+<script setup lang="ts">
+  defineProps({
+    title: {
+      type: String,
+      required: true,
+    },
+    subTitle: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    backText: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    onBack: {
+      type: Function as () => unknown,
+      required: false,
+      default: undefined,
+    },
+  });
+</script>