January 2026 monthly summary focusing on documentation accuracy and cross-repo consistency for Rolldown references in the vite ecosystem. Updated links from Rollup to Rolldown in both vitejs/vite and vitejs/docs-cn to ensure users access current configuration guidance. Changes align with issue #21407, and were implemented via semantic commits, improving discoverability and reducing potential misconfigurations.

April 2025 monthly summary for rescript-lang/rescript. Key feature delivered: Bitwise shift operators support in ReScript (<<, >>, >>>) with updates to parsing, tokenization, and runtime for integer and bigint types. Commit 220b3d0ec4b83e28e4199b509a995879668dcfaa addressing the feature (#7183). Major bugs fixed: None reported this month; primary focus was feature delivery. Overall impact: Enables low-level bit manipulation and performance-critical code paths, expanding systems programming capabilities and delivering tangible business value by broadening the use cases for ReScript. Technologies/skills demonstrated: language design integration (parsing, tokenization, runtime), type handling for int and bigint, maintainability via focused commits and PR workflow, and contribution to repo rescript-lang/rescript.