fix(structure): group components into groups inside the repo

ts_web/elements/00group-pdf/dees-pdf-shared/PdfManager.ts

@@ -0,0 +1,36 @@
+import { domtools } from '@design.estate/dees-element';
+
+export class PdfManager {
+  private static pdfjsLib: any;
+  private static initialized = false;
+
+  public static async initialize() {
+    if (this.initialized) return;
+
+    // @ts-ignore
+    this.pdfjsLib = await import('https://cdn.jsdelivr.net/npm/pdfjs-dist@4.0.379/+esm');
+    this.pdfjsLib.GlobalWorkerOptions.workerSrc = 'https://cdn.jsdelivr.net/npm/pdfjs-dist@4.0.379/build/pdf.worker.mjs';
+
+    this.initialized = true;
+  }
+
+  public static async loadDocument(url: string): Promise<any> {
+    await this.initialize();
+
+    // IMPORTANT: Disabled caching to ensure component isolation
+    // Each viewer instance gets its own document to prevent state sharing
+    // This fixes issues where multiple viewers interfere with each other
+    const loadingTask = this.pdfjsLib.getDocument(url);
+    const document = await loadingTask.promise;
+
+    return document;
+  }
+
+  public static releaseDocument(_url: string) {
+    // No-op since we're not caching documents anymore
+    // Each viewer manages its own document lifecycle
+  }
+
+  // Cache methods removed to ensure component isolation
+  // Each viewer now manages its own document lifecycle
+}