Handle rejected promises in addition to error results

Co-authored-by: sergeibbb <[email protected]>

Author: Copilot

src/plus/integrations/integrationService.ts

@@ -804,11 +804,17 @@ export class IntegrationService implements Disposable {
 			),
 		];
 
-		// Collect errors
+		// Collect errors from both rejected promises and fulfilled promises with errors
 		const errors = [
-			...filterMap(results, r =>
-				r.status === 'fulfilled' && r.value?.error != null ? r.value.error : undefined,
-			),
+			...filterMap(results, r => {
+				if (r.status === 'rejected') {
+					return r.reason instanceof Error ? r.reason : new Error(String(r.reason));
+				}
+				if (r.status === 'fulfilled' && r.value?.error != null) {
+					return r.value.error;
+				}
+				return undefined;
+			}),
 		];
 
 		// Return successful results if we have any, even if some integrations failed