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-offer/item-offer.txt

@@ -0,0 +1,28 @@
+<div class="item-box item-offer">
+    <item-head></item-head>
+    <div class="school flexacenter">
+        <img class="icon" :src="item.data.schoollogo" mode="heightFix"></image>
+        <div class="text flex1 one-line-display">{{ item.data.schoolname }}</div>
+    </div>
+
+    <div class="major flexacenter" v-if="item.data.professional">
+        <div class="key">{{ item.data.project ? '专业' : '项目/专业' }}</div>
+        <div class="value flex1 one-line-display">{{ item.data.professional }}</div>
+    </div>
+
+    <div class="major flexacenter" v-if="item.data.project">
+        <div class="key">项目</div>
+        <div class="value flex1 one-line-display">{{ item.data.project }}</div>
+    </div>
+
+    <div class="info flexacenter">
+        {{ item.data.semester }}
+        <div class="line"></div>
+        {{ item.data.degree }}
+        <div class="line"></div>
+        <div class="results" :class="['r' + item.data.apply_results]">{{ item.data.apply_results_text }}</div>
+    </div>
+
+    <div class="message" v-if="item.content">{{ item.content }}</div>
+    <item-bottom></item-bottom>
+</div>