Add Playwright E2E test setup (#3169)

* docs: design e2e test setup

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* docs: plan e2e test implementation

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* test: add playwright e2e scripts

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* test: configure playwright

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* test: add core e2e fixtures and specs

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* ci: run e2e tests on pull requests

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* [autofix.ci] apply automated fixes

* test: stabilize e2e suite

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* test: ignore playwright artifacts

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

* Update .github/workflows/e2e.yml

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

* test: address e2e review feedback

Co-authored-by: Amruth Pillai <im.amruth@gmail.com>

---------

Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

.gitignore

@@ -36,6 +36,8 @@ logs
 # Testing
 coverage
 reports
+playwright-report
+test-results
 
 # Cache
 tmp