修复 src 结构

src/component/breadcrumbItem/index.ts

@@ -0,0 +1,9 @@
+import type { App } from "vue";
+import Component from "./index.vue";
+import type { IDefineComponent } from "../type/index";
+
+Component.install = (app: App) => {
+  app.component(Component.name || "LayBreadcrumbItem", Component);
+};
+
+export default Component as IDefineComponent;

src/component/breadcrumbItem/index.vue

@@ -0,0 +1,23 @@
+<template>
+  <a href="javascript:void(0);">
+    <template v-if="slot.default">
+      <slot></slot>
+    </template>
+    <template v-else>
+      {{ title }}
+    </template>
+  </a>
+  <span lay-separator>{{ separator }}</span>
+</template>
+
+<script setup name="LayBreadcrumbItem" lang="ts">
+import { defineProps, inject, useSlots } from "vue";
+
+const slot = useSlots();
+
+const props = defineProps<{
+  title?: string;
+}>();
+
+const separator = inject("separator");
+</script>