CodeDiff is supposed to be the successor to DiffView. It also has file watching built-in so I can drop the custom `directory-watcher.lua`.
vim.loop -> vim.uv and vim.highlight.range -> vim.hl.range. Also drop the completeopt comment referring to nvim-cmp, which blink.cmp replaced. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>