Skip standalone files in workspace detection AppleScript

Rewrite README for end users

Add CLAUDE_CODE_NO_FLICKER tip to README

Add Claude Code protocol compliance tests

Update image in README

Fix README layout

Update image in README

Add protocol constraints, key files, and architecture docs to Claude rules

Live polling restart, diagnostics off by default, settings tests

Add AppKit settings window with injectable AdapterSettings

Add mcpbridge retry and auto-restart when Xcode not ready

Fix 100% CPU spin loop: nil readabilityHandler on EOF

Simplify: extract runAppleScript/MCPToolResult.json helpers, dedup teardown, fix thread safety and buffer copies

Use ide_connected PID instead of lsof for client PID detection

Skip getOpenEditors test when Xcode not running