feat: 新增用户主页和个人主页功能

新增用户主页和个人主页的HTML、CSS和JS文件
添加相关图片资源
重构sectionIndex页面为section-index.html
更新sectionIndex.js以支持组件导入

js/homepage-other.js

@@ -0,0 +1,13 @@
+const { createApp, ref, onMounted, nextTick, onUnmounted, computed, watch } = Vue;
+import { MyComponent } from "../component/item-forum/item-forum.js";
+
+const appSectionIndex = createApp({
+    setup() {
+        let signInAlreadyState = ref(false);
+        console.log(23212312311111);
+
+        return { signInAlreadyState };
+    },
+});
+appSectionIndex.component("MyComponent", MyComponent);
+appSectionIndex.mount("#homepage-other");

js/sectionIndex.js

@@ -1,9 +1,12 @@
 const { createApp, ref, onMounted, nextTick, onUnmounted, computed, watch } = Vue;
+import { MyComponent } from "../component/item-forum/item-forum.js";
 
-createApp({
+const appSectionIndex = createApp({
     setup() {
         let signInAlreadyState = ref(false);
 
         return { signInAlreadyState };
     },
-}).mount("#sectionIndex");
+});
+appSectionIndex.component("MyComponent", MyComponent);
+appSectionIndex.mount("#sectionIndex");