rules+firewall: rules and privacy mappings for channel creation #1511

Job	Run time
frontend tests on ubuntu-latest	2m 35s
integration test	3m 11s
frontend tests on windows-latest	7m 51s
frontend tests on macOS-latest	2m 15s
backend build on ubuntu-latest	3m 3s
check commits	2m 19s
lint	2m 42s
backend build on windows-latest	3m 6s
RPC proto compilation check	3m 25s
backend build on macOS-latest	3m 15s
unit tests	1m 43s
unit-race	2m 22s
	37m 47s

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