Feat: FileManager (#98) (#703)

* feat: add file manager module

- Complete file manager implementation with UI/UX
- Add drive management functionality
- Add file upload/download with progress tracking
- Add stamp integration and handling
- Add bulk operations and context menus

Co-authored-by: Roland Seres <roland.seres90@gmail.com>
Co-authored-by: nidishk <nidishkrishnan45@gmail.com>

src/modules/filemanager/utils/abortManager.ts

@@ -0,0 +1,30 @@
+export class AbortManager {
+  private controllers = new Map<string, AbortController>()
+
+  create(key: string): AbortController | undefined {
+    if (!this.controllers.has(key)) {
+      this.controllers.set(key, new AbortController())
+    }
+
+    return this.controllers.get(key)
+  }
+
+  getSignal(key: string): AbortSignal | undefined {
+    return this.controllers.get(key)?.signal
+  }
+
+  abort(key: string): void {
+    const controller = this.controllers.get(key)
+    controller?.abort()
+    this.controllers.delete(key)
+  }
+
+  has(key: string): boolean {
+    return this.controllers.has(key)
+  }
+
+  clear(): void {
+    this.controllers.forEach(controller => controller.abort())
+    this.controllers.clear()
+  }
+}