Add API error monitoring tests and error context snapshots for various browsers

- Created error context snapshots for Firefox, WebKit, and Chromium to capture UI state during API error monitoring.
- Implemented e2e tests for API error detection, including console errors, failed API requests, and proxy errors.
- Added functionality to ignore specific API patterns in monitoring assertions.
- Ensured tests validate the monitoring system's ability to detect and report errors effectively.

ccw/src/core/data-aggregator.ts

@@ -568,7 +568,7 @@ function sortTaskIds(a: string, b: string): number {
  * @param workflowDir - Path to .workflow directory
  * @returns Project overview data or null if not found
  */
-function loadProjectOverview(workflowDir: string): ProjectOverview | null {
+export function loadProjectOverview(workflowDir: string): ProjectOverview | null {
   const techFile = join(workflowDir, 'project-tech.json');
   const guidelinesFile = join(workflowDir, 'project-guidelines.json');