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.txt

@@ -0,0 +1,28 @@
+<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>