Use `open -g` (background) and remove `osascript activate` calls across reload.sh, reloadp.sh, and reloads.sh so rebuilds no longer yank focus away from the active window.
* Rename cmuxterm to cmux across entire codebase - Rename GitHub repos: manaflow-ai/cmuxterm -> manaflow-ai/cmux, manaflow-ai/homebrew-cmuxterm -> manaflow-ai/homebrew-cmux - Rename bundle IDs: com.cmuxterm.app -> com.cmux.app - Rename CLI: CLI/cmuxterm.swift -> CLI/cmux.swift - Rename homebrew submodule: homebrew-cmuxterm -> homebrew-cmux - Update all socket paths: /tmp/cmuxterm*.sock -> /tmp/cmux*.sock - Update all GitHub URLs, DMG names, Sparkle URLs - Update all source files, scripts, tests, docs, CI workflows * Bump version to 1.23.0