Refactor packages: extract announce and scrape services #2716

Job	Run time
Formatting	1m 56s
Build on ubuntu-latest (nightly)	3m 25s
Build on ubuntu-latest (stable)	3m 33s
Build on macos-latest (nightly)	5m 29s
Build on macos-latest (stable)	4m 44s
Build on windows-latest (nightly)	7m 18s
Build on windows-latest (stable)	6m 39s
Static Analysis (nightly)	2m 3s
Static Analysis (stable)	1m 59s
Units (nightly)	12m 31s
Units (stable)	13m 55s
E2E (nightly)	20m 15s
E2E (stable)	21m 50s
	1h 45m 37s

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