* Add TypeScript test workflow
* Update follow-redirects and katex versions
* Add Python setup and Poetry installation for backend
* Update Poetry version and setup Python in workflows
* Add Poetry installation step to GitHub Actions workflow
* Add Playwright report artifact upload and improve test script
* Update Playwright test configuration and add global teardown script
* Update path for playwright-report directory
* Update timeout value in playwright.config.ts
* Update page URLs in end-to-end tests
* Update GitHub Actions workflow and Playwright configuration
* Update TypeScript test workflow
* Add pattern and merge-multiple options to artifact download
* Update TypeScript test workflow to install Poetry
* Add cache steps for Playwright and Poetry
* Update PLAYWRIGHT_BROWSERS_PATH in TypeScript test workflow
* Add 'stuff/' to .gitignore
* Remove caching of Poetry virtualenv
* Update frontend tests to use Playwright for UI testing
* Add global teardown for removing temp database
* Add cache-hit condition to setup-node and setup-python steps
* Add new file to .gitignore and update ignored files
* Update playwright cache key in TypeScript test workflow
* Update path for blob-report in GitHub workflow
* Update path for playwright cache
* Update dependency installation in workflows
* Update baseURL in playwright.config.ts
* Update baseURL in playwright.config.ts
* Refactor test timeouts
* Remove playwright-report index.html file
* Add npm run start command to playwright.config.ts
* Update npm start command in playwright.config.ts
* Update Playwright browser caching and installation
* Update playwright cache path
* Update playwright cache path
* Update actions/cache version to v4
* Update Playwright cache key to use package-lock.json
* Update Playwright cache and install dependencies
* Fix typo in Playwright installation command
* Fix npm ci command in TypeScript test workflow
* Update TypeScript test workflow
