Refactor offline bits out of `Features` class and use for CCR #11384

Job	Run time
check-codeql-versions	52s
analyze-other (actions)	54s
analyze-other (python)	1m 0s
analyze-javascript (ubuntu-24.04, linked)	4m 28s
analyze-javascript (ubuntu-24.04)	4m 30s
analyze-javascript (macos-14, linked)	5m 16s
analyze-javascript (ubuntu-22.04, linked)	5m 8s
analyze-javascript (windows-2025)	6m 30s
analyze-javascript (windows-2022, linked)	7m 25s
analyze-javascript (macos-15, linked)	11m 41s
analyze-javascript (macos-15)	13m 20s
analyze-javascript (ubuntu-22.04)	4m 57s
analyze-javascript (windows-2022)	5m 53s
analyze-javascript (macos-14)	10m 18s
analyze-javascript (windows-2025, linked)	6m 33s
	1h 28m 45s

Provide feedback