feat: 添加密码管理功能，包括 API、数据库支持和前端界面

apps/extension/src/options/pages/LoginPage.vue

@@ -55,7 +55,7 @@ async function submit() {
 
     <div class="form">
       <input v-model="email" class="input" placeholder="邮箱" autocomplete="email" />
-      <input v-model="password" class="input" placeholder="密码（至少 8 位）" type="password" autocomplete="current-password" />
+      <input v-model="password" class="input" placeholder="密码（至少 8 位）" type="password" autocomplete="current-password" @keydown.enter.prevent="submit" />
       <button class="btn" :disabled="loading" @click="submit">提交</button>
       <p v-if="error" class="error">{{ error }}</p>
     </div>

apps/extension/src/options/pages/MyPage.vue

@@ -79,7 +79,7 @@ onMounted(load);
 
     <div class="form">
       <input v-model="title" class="input" placeholder="标题" />
-      <input v-model="url" class="input" placeholder="链接" />
+      <input v-model="url" class="input" placeholder="链接" @keydown.enter.prevent="add" />
       <button class="btn" @click="add">添加</button>
     </div>