feat(components): add large set of new UI components and demos, reorganize groups, and bump a few dependencies

ts_web/elements/00group-media/dees-preview/dees-preview.demo.ts

@@ -0,0 +1,122 @@
+import { html, cssManager } from '@design.estate/dees-element';
+
+export const demoFunc = () => html`
+  <style>
+    .demo-container {
+      padding: 48px;
+      background: ${cssManager.bdTheme('#f8f9fa', '#0a0a0a')};
+      display: flex;
+      flex-direction: column;
+      gap: 40px;
+    }
+
+    .section {
+      max-width: 900px;
+      width: 100%;
+      margin: 0 auto;
+    }
+
+    .section-title {
+      font-size: 18px;
+      font-weight: 600;
+      margin-bottom: 8px;
+      color: ${cssManager.bdTheme('#09090b', '#fafafa')};
+    }
+
+    .section-description {
+      font-size: 14px;
+      color: ${cssManager.bdTheme('#71717a', '#a1a1aa')};
+      margin-bottom: 16px;
+    }
+
+    .preview-image {
+      height: 400px;
+    }
+
+    .preview-pdf {
+      height: 600px;
+    }
+  </style>
+
+  <div class="demo-container">
+    <div class="section">
+      <div class="section-title">Image Preview (URL)</div>
+      <div class="section-description">Auto-detects image from URL extension and renders with the image viewer.</div>
+      <dees-preview
+        class="preview-image"
+        url="https://images.unsplash.com/photo-1506744038136-46273834b3fb?w=1200"
+        filename="landscape.jpg"
+      ></dees-preview>
+    </div>
+
+    <div class="section">
+      <div class="section-title">PDF Preview (URL)</div>
+      <div class="section-description">Auto-detects PDF and displays with the PDF viewer including toolbar.</div>
+      <dees-preview
+        class="preview-pdf"
+        url="https://raw.githubusercontent.com/mozilla/pdf.js/ba2edeae/web/compressed.tracemonkey-pldi-09.pdf"
+        filename="research-paper.pdf"
+      ></dees-preview>
+    </div>
+
+    <div class="section">
+      <div class="section-title">Code Preview (Text Content)</div>
+      <div class="section-description">TypeScript code displayed with syntax highlighting via the codebox.</div>
+      <dees-preview
+        filename="example.ts"
+        language="typescript"
+        .textContent=${`import { html, css } from 'lit';
+
+export class MyComponent extends LitElement {
+  static styles = css\`
+    :host {
+      display: block;
+      padding: 16px;
+    }
+  \`;
+
+  render() {
+    return html\`<h1>Hello World</h1>\`;
+  }
+}`}
+      ></dees-preview>
+    </div>
+
+    <div class="section">
+      <div class="section-title">Audio Preview (URL)</div>
+      <div class="section-description">Audio file detected by extension, shown with waveform player.</div>
+      <dees-preview
+        url="https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3"
+        filename="song.mp3"
+      ></dees-preview>
+    </div>
+
+    <div class="section">
+      <div class="section-title">Video Preview (URL)</div>
+      <div class="section-description">Video file detected from URL, rendered with custom video controls.</div>
+      <dees-preview
+        url="https://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4"
+        filename="big-buck-bunny.mp4"
+      ></dees-preview>
+    </div>
+
+    <div class="section">
+      <div class="section-title">Explicit Type Override</div>
+      <div class="section-description">Force content type to 'text' even though the URL has no extension.</div>
+      <dees-preview
+        contentType="text"
+        .textContent=${'This is plain text content.\nIt preserves whitespace and line breaks.\n\nUseful for log files, READMEs, etc.'}
+        filename="notes.txt"
+      ></dees-preview>
+    </div>
+
+    <div class="section">
+      <div class="section-title">Unknown Type</div>
+      <div class="section-description">When content type cannot be detected, shows a placeholder.</div>
+      <dees-preview
+        filename="data.bin"
+        contentType="unknown"
+      ></dees-preview>
+    </div>
+  </div>
+`;