Add research document for non-existent Angular Components PR angular#31489

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

Author: cursoragent

angular-components-pr-31489-research.md

@@ -0,0 +1,41 @@
+# Research: Angular Components PR #31489
+
+## Summary
+After extensive research, **Angular Components PR #31489 could not be found** in either the main Angular repository or the Angular Components repository.
+
+## Search Methods Used
+1. **Direct PR fetch attempts**: Tried to fetch PR #31489 from both `angular/angular` and `angular/components` repositories using the fetch_pull_request tool
+2. **Web searches**: Conducted multiple web searches using different search terms:
+   - "Angular Components PR #31489 github pull request"
+   - '"angular/components" "31489" pull request github'
+
+## Search Results
+The searches returned various other Angular-related pull requests, but **none with the exact number #31489**. Some notable PRs found during the search include:
+
+### Angular Core Repository (angular/angular):
+- **PR #46685**: Added `createComponent` and `reflectComponentType` functions (July 2022)
+- **PR #48535**: Added support for self-closing tags on custom elements (January 2023)
+- **PR #46641**: Added ability to set inputs on ComponentRef (July 2022)
+- **PR #46764**: Added language service support for fixing component missing members (August 2022)
+- **PR #55848**: Started implementation of @let syntax (May 2024)
+
+### Angular Components Repository (angular/components):
+- **PR #21736**: Added MapDirectionsRenderer and MapDirectionsService for Google Maps (February 2021)
+- **PR #24578**: Added SEO friendly ligature icons for Material icons (June 2022)
+- **PR #16464**: Fixed drag-drop position return when getFreeDragPosition is called while dragging (July 2019)
+
+## Conclusion
+**PR #31489 does not appear to exist** in either the Angular core repository or the Angular Components repository. This could mean:
+
+1. The PR number may be incorrect
+2. The PR may have been in a different repository
+3. The PR may have been deleted or never existed
+4. There may have been a typo in the original query
+
+## Recommendation
+If you're looking for a specific Angular Components feature or fix, please provide:
+- Additional context about what the PR was supposed to address
+- Approximate timeframe when it was created
+- Any other identifying information (author, feature name, etc.)
+
+This would help narrow down the search to find the actual PR you're looking for.