refactor(component): 重构组件模板与样式结构

将公共样式提取至public.css，优化组件模板结构
添加图片资源与组件模板同步脚本
调整组件样式与布局，统一风格

component/item-bottom/item-bottom.js

@@ -0,0 +1,24 @@
+// my-component.js
+// 引入全局 Vue 对象（因在 HTML 中通过 script 引入，Vue 已挂载到 window）
+const { defineComponent, ref } = Vue;
+// 定义组件（直接使用模板）
+export const itemBottom = defineComponent({
+    name: "item-bottom",
+    props: {
+        title: {
+            type: String,
+            default: "默认标题",
+        },
+        itemdata: {
+            type: Object,
+            default: () => {},
+        },
+    },
+
+    setup(props) {
+        let item = ref({ ...props.itemdata });
+        return { item };
+    },
+
+    template: `<div class="comment flexacenter" v-if="!Array.isArray(item?.commentreviews)">    <img class="icon" :src="item?.commentreviews?.avatar" />    <div class="text one-line-display">{{ item?.commentreviews?.content }}</div></div><div class="bottom flexacenter">    <div class="bottom-item like flexacenter">        <img class="icon" src="./img/like-icon.png" />        <div class="text">{{ item.likes || "赞" }}</div>    </div>    <div class="bottom-item like flexacenter">        <img class="icon" src="./img/collect-golden.svg" />        <div class="text">{{ item.collections || "收藏" }}</div>    </div>    <div class="bottom-item like flexacenter">        <img class="icon" src="./img/discuss-icon.png" />        <div class="text">{{ item.comments || "讨论" }}</div>    </div>    <div class="bottom-item like flexacenter">        <img class="icon" src="./img/bi-copper-icon.png" />        <div class="text">{{ item.coins || "投币" }}</div>    </div>    <div class="bottom-item like flexacenter">        <img class="icon" src="./img/share-gray.png" />        <div class="text">转发</div>    </div></div>`,
+});

component/item-bottom/item-bottom.txt

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+<div class="comment flexacenter" v-if="!Array.isArray(item?.commentreviews)">
+    <img class="icon" :src="item?.commentreviews?.avatar" />
+    <div class="text one-line-display">{{ item?.commentreviews?.content }}</div>
+</div>
+<div class="bottom flexacenter">
+    <div class="bottom-item like flexacenter">
+        <img class="icon" src="./img/like-icon.png" />
+        <div class="text">{{ item.likes || "赞" }}</div>
+    </div>
+    <div class="bottom-item like flexacenter">
+        <img class="icon" src="./img/collect-golden.svg" />
+        <div class="text">{{ item.collections || "收藏" }}</div>
+    </div>
+    <div class="bottom-item like flexacenter">
+        <img class="icon" src="./img/discuss-icon.png" />
+        <div class="text">{{ item.comments || "讨论" }}</div>
+    </div>
+
+    <div class="bottom-item like flexacenter">
+        <img class="icon" src="./img/bi-copper-icon.png" />
+        <div class="text">{{ item.coins || "投币" }}</div>
+    </div>
+
+    <div class="bottom-item like flexacenter">
+        <img class="icon" src="./img/share-gray.png" />
+        <div class="text">转发</div>
+    </div>
+</div>