Concise monthly summary for 2025-03 (Oak-Web-Application). Focus on key features delivered, major bug fixes, overall impact, and skills demonstrated. Customer value delivered includes more reliable video playback, improved error telemetry, and streamlined deployment processes.

February 2025 monthly summary: Focused on reliability, performance, and observable software. Delivered key features and fixes across Oak-Web-Application, Oak Components, and Oak AI Lesson Assistant, driving user-facing stability and faster release cycles. Achievements include: (1) Ensured uninterrupted video playback by implementing automatic signed token refresh with robust expiry checks and event-driven refresh; tested expiry utility and refresh logic. (2) Implemented centralized error monitoring across environments with Sentry integration, Bugsnag compatibility, production sourcemaps, and improved error reporting boundaries. (3) Reduced deployment risk and bundle size by removing SWC from Next.js output, improving build times and cross-platform compatibility. (4) Strengthened CI/CD and testing reliability by updating SonarQube actions, refining test utilities, and skipping failing tests to prevent external failures. (5) Fixed a fetch error handling bug in useSchoolPicker fetcher to ensure res.json() is invoked on errors, with tests updated.