fix: content quality, image format, task monitor, calendar data source, search UI & sort

platform/frontend/articles.html

@@ -222,12 +222,17 @@ const ArticlesApp = {
             const titleEl = doc.querySelector('h1');
             const title = titleEl ? titleEl.textContent.trim() : (this.previewArticleData.topic_title || '');
             const body = doc.body;
-            if (body) body.querySelectorAll('script, style, svg, img, nav, footer, .interaction').forEach(el => el.remove());
-            const contentEls = body ? Array.from(body.querySelectorAll('p, h1, h2, h3, h4, li')) : [];
-            const text = contentEls.map(el => el.textContent.trim()).filter(t => t && t.length > 1).join('\n\n');
-            navigator.clipboard.writeText(`标题：${title}\n\n内容：\n${text}`)
-                .then(() => this.$message.success('已复制到剪贴板'))
-                .catch(() => this.$message.error('复制失败'));
+            if (body) body.querySelectorAll('script, style, nav, footer, .interaction, .ad, aside, .comment').forEach(el => el.remove());
+            const container = doc.createElement('div');
+            if (titleEl) { const h1 = doc.createElement('h1'); h1.textContent = title; container.appendChild(h1); }
+            body.querySelectorAll('h2,h3,h4,p,li,blockquote,img,pre,code,table,hr').forEach(el => container.appendChild(el.cloneNode(true)));
+            const cleanHtml = container.innerHTML;
+            const blob = new Blob([cleanHtml], { type: 'text/html' });
+            const plainText = container.textContent;
+            const item = new ClipboardItem({ 'text/html': blob, 'text/plain': new Blob([plainText], { type: 'text/plain' }) });
+            navigator.clipboard.write([item]).then(() => this.$message.success('✅ 已复制（含格式和配图），Ctrl+V 粘贴')).catch(() => {
+                navigator.clipboard.writeText(cleanHtml).then(() => this.$message.success('✅ 已复制 HTML')).catch(() => this.$message.error('❌ 复制失败'));
+            });
         },
         async deleteArticle(article) {
             try {