Import source: app/src/widgets/ArticleCardWidget

Import the existing local project snapshot. This commit organizes existing files; it does not represent newly developed functionality.

app/src/widgets/ArticleCardWidget.jsx

@@ -0,0 +1,93 @@
+// Embeddable article preview card.
+import { useEffect, useRef } from 'react';
+import { TeknavData } from '../../teknav-data.js';
+
+const SITE_URL = 'https://www.teknav.ir';
+
+const isDark = typeof window !== 'undefined' && window.matchMedia?.('(prefers-color-scheme: dark)').matches;
+
+const cardStyle = {
+  fontFamily: '\'Vazirmatn\', Tahoma, sans-serif',
+  direction: 'rtl',
+  maxWidth: 480,
+  border: isDark ? '1px solid rgba(255,255,255,0.1)' : '1px solid #E4DDD2',
+  borderRadius: 12,
+  overflow: 'hidden',
+  background: isDark ? '#0C1E22' : '#fff',
+};
+
+export function ArticleCardWidget({ slug }) {
+  const article = TeknavData.articles.find((a) => a.slug === slug);
+  const lastHeight = useRef(0);
+
+  useEffect(() => {
+    const el = document.getElementById('widget-root');
+    if (!el) return;
+    const observer = new ResizeObserver((entries) => {
+      for (const entry of entries) {
+        const h = entry.target.offsetHeight || 0;
+        if (h !== lastHeight.current) {
+          lastHeight.current = h;
+          window.parent?.postMessage({ type: 'resize', height: h }, '*');
+        }
+      }
+    });
+    observer.observe(el);
+    return () => observer.disconnect();
+  }, []);
+
+  if (!article) {
+    return (
+      <div style={{ ...cardStyle, padding: 20, color: isDark ? 'rgba(255,255,255,0.5)' : '#5F6B6D', fontSize: 14 }}>
+        مقاله یافت نشد.
+      </div>
+    );
+  }
+
+  const image = article.ogImage || `/images/og/${slug}.jpg`;
+
+  return (
+    <div style={cardStyle}>
+      <div style={{ height: 180, overflow: 'hidden', position: 'relative' }}>
+        <img
+          src={`${SITE_URL}${image}`}
+          alt={article.title}
+          style={{ width: '100%', height: '100%', objectFit: 'cover' }}
+          loading="lazy"
+        />
+        <div style={{ position: 'absolute', bottom: 8, right: 12 }}>
+          <span style={{ background: '#0F6B73', color: '#fff', fontSize: 11, fontWeight: 700, padding: '3px 10px', borderRadius: 20 }}>
+            {article.categoryName || ''}
+          </span>
+        </div>
+        <div style={{ position: 'absolute', top: 8, left: 12 }}>
+          <span style={{ background: 'rgba(0,0,0,0.55)', color: '#fff', fontSize: 11, padding: '2px 8px', borderRadius: 20 }}>
+            {article.readTime} دقیقه
+          </span>
+        </div>
+      </div>
+      <div style={{ padding: '16px 20px' }}>
+        <h3 style={{ fontSize: 16, fontWeight: 700, color: isDark ? '#fff' : '#0C1E22', lineHeight: 1.6, margin: '0 0 8px' }}>{article.title}</h3>
+        <p style={{ fontSize: 13, color: isDark ? 'rgba(255,255,255,0.6)' : '#5F6B6D', lineHeight: 1.8, margin: 0 }}>
+          {String(article.summary || '').slice(0, 120)}…
+        </p>
+      </div>
+      <div style={{
+        borderTop: isDark ? '1px solid rgba(255,255,255,0.08)' : '1px solid #E4DDD2',
+        padding: '10px 20px',
+        background: isDark ? '#061014' : '#F8F5F0',
+        display: 'flex', justifyContent: 'space-between', alignItems: 'center',
+      }}>
+        <span style={{ fontSize: 12, color: isDark ? 'rgba(255,255,255,0.4)' : '#5F6B6D' }}>{article.authorName}</span>
+        <a
+          href={`${SITE_URL}/article/${slug}`}
+          target="_blank"
+          rel="noopener noreferrer"
+          style={{ fontSize: 12, color: '#D49A2A', textDecoration: 'none', fontWeight: 600 }}
+        >
+          خواندن در تکناو ↗
+        </a>
+      </div>
+    </div>
+  );
+}