New diff viewer like cursor, addon to system prompt while running, api logging for debugging #4496

Job	Run time
compile	1m 18s
check-translations	39s
check-openrouter-api-key	1s
knip	54s
test-extension (ubuntu-latest)	2m 7s
test-webview (ubuntu-latest)	1m 31s
test-webview (windows-latest)	3m 12s
test-extension (windows-latest)	2m 7s
integration-test	0s
unit-test	0s
	11m 49s

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