fix: readme

feat: add markdown

perf: reuse syntect highlighter across lines, zero-copy render

perf: cache rendered transcript lines, only rebuild on content change

feat: e/E toggle keybindings and visible expand mode indicator

feat: three-level expand mode — off → edits → all

feat: syntax-highlighted diffs for Claude Code Edit tool

feat: show diff stats in apply_patch summary, gate full patch on expand

feat: add Ctrl+U/Ctrl+D for half-page scroll (vim-style)

feat: syntax-highlighted diff rendering for apply_patch

fix: show file paths in apply_patch summary instead of "Begin Patch"

fix: skip duplicate agent_message events in Codex parser

simplify: extract shared helpers, fix tool summary fallback and cost bug

test: add Codex integration tests and format detection test

feat: wire format detection into watcher with per-file parsers