Add GPT-5.4 to Codex allowed models list

Improvements

• CoreReplace Bun.stderr and Bun.color with Node.js equivalents
• CoreReplace Bun.connect with net.createConnection for better compatibility
• CoreUse SHA1 for hash instead of unsupported xxHash3-XXH64
• CoreReplace Bun.hash with Hash.fast using xxhash3-xxh64
• CoreReplace Bun.write with Filesystem.write in config files
• CoreReplace Bun.write/file with Filesystem utilities in snapshot
• CoreReplace Bun.sleep with Node.js timers for better compatibility
• TerminalUse node:stream/consumers for stdin reading
• TerminalReplace Bun.stdin.text with Node.js stream reading for better compatibility
• DesktopFix stale show in app@neriousy
• DesktopRemove keyboard shortcut tooltips from new session and new workspace buttons in the sidebar
• DesktopLoad tab when opening file
• CoreStop leaking fsmonitor daemons that caused 60GB+ of committed memory after running tests
• CoreReplace Bun.which with npm which in OpenCode
• TerminalRestore Bun stdin reads for prompt input