Worked on the zed repository to enhance the correctness of Language Server Protocol (LSP) text chunk offset calculations, focusing on UTF-16 encoding scenarios. Addressed a bug in the computation of absolute offsets for UTF-16 points within text chunks, ensuring accurate LSP coordinate conversions and preventing misaligned editor positions. Introduced regression tests to cover edge cases such as clipping on the first two rows, safeguarding against future regressions. This work stabilized editor interactions, including navigation, diagnostics, and edits, especially in large UTF-16 text files. Utilized Rust for back end development, emphasizing reliability and precision in text processing logic.