feat: 增强标签云组件支持搜索和展开功能

- 将 TagCloud 改造为客户端组件，添加实时搜索功能
- 新增 getTopTags 函数获取热门标签（按项目数量排序）
- 支持展开/收起查看所有标签，提升大量标签场景下的用户体验
- 添加标签相关中英文翻译文本
- 新增 scripts/list-tags.js 辅助脚本用于标签统计分析

scripts/list-tags.js

@@ -0,0 +1,39 @@
+const { PrismaClient } = require('@prisma/client');
+
+const prisma = new PrismaClient();
+
+async function main() {
+  const tags = await prisma.tag.findMany({
+    include: {
+      _count: {
+        select: { projects: true }
+      }
+    }
+  });
+
+  console.log('=== Tag Statistics ===\n');
+  console.log('Total tags:', tags.length);
+
+  const sortedTags = tags.sort((a, b) => b._count.projects - a._count.projects);
+
+  console.log('\n=== Tags by Project Count ===');
+  sortedTags.forEach((tag, idx) => {
+    console.log(`${idx + 1}. ${tag.name}: ${tag._count.projects} projects`);
+  });
+
+  const unusedTags = tags.filter(t => t._count.projects === 0);
+  console.log(`\n=== Unused Tags (${unusedTags.length}) ===`);
+  unusedTags.forEach(tag => console.log(`- ${tag.name}`));
+
+  const lowActivityTags = tags.filter(t => t._count.projects > 0 && t._count.projects <= 2);
+  console.log(`\n=== Low Activity Tags (1-2 projects) (${lowActivityTags.length}) ===`);
+  lowActivityTags.forEach(tag => console.log(`- ${tag.name}: ${tag._count.projects} projects`));
+
+  const highActivityTags = tags.filter(t => t._count.projects >= 5);
+  console.log(`\n=== High Activity Tags (5+ projects) (${highActivityTags.length}) ===`);
+  highActivityTags.forEach(tag => console.log(`- ${tag.name}: ${tag._count.projects} projects`));
+}
+
+main()
+  .catch(console.error)
+  .finally(() => prisma.$disconnect());