重命名前端项目目录：web-flowith -> web

- 将前端项目目录从 web-flowith 重命名为 web，使目录结构更简洁
- 保持所有前端代码和配置文件不变
- 统一项目目录命名规范

web/src/components/layout/AppFooter.vue

@@ -0,0 +1,33 @@
+<template>
+  <footer class="app-footer">
+    <div style="background: white; padding: 40px 20px; text-align: center; border-top: 1px solid #e8e8e8;">
+      <div style="max-width: 1200px; margin: 0 auto;">
+        <div style="margin-bottom: 20px;">
+          <h3 style="color: #4A90E2; font-size: 20px; margin-bottom: 8px;">开心APP</h3>
+          <p style="color: #888; margin: 0;">陪伴、理解、记录、共同成长。</p>
+        </div>
+
+        <div style="display: flex; justify-content: center; gap: 40px; margin-bottom: 20px; flex-wrap: wrap;">
+          <router-link to="/chat" style="color: #888; text-decoration: none;">聊天</router-link>
+          <router-link to="/diary" style="color: #888; text-decoration: none;">日记</router-link>
+          <router-link to="/dashboard" style="color: #888; text-decoration: none;">展板</router-link>
+          <router-link to="/settings" style="color: #888; text-decoration: none;">设置</router-link>
+        </div>
+
+        <p style="color: #888; font-size: 14px; margin: 0;">
+          © 2025 开心APP. All Rights Reserved. 来自"开心"星球的温柔科技。
+        </p>
+      </div>
+    </div>
+  </footer>
+</template>
+
+<script setup lang="ts">
+// 简化版Footer组件
+</script>
+
+<style scoped>
+.app-footer {
+  margin-top: auto;
+}
+</style>