Refactor packages: extract announce and scrape services #2712

Job	Run time
Formatting	17s
Build on ubuntu-latest (nightly)	3m 21s
Build on ubuntu-latest (stable)	3m 24s
Build on macos-latest (nightly)	3m 20s
Build on macos-latest (stable)	3m 42s
Build on windows-latest (nightly)	6m 44s
Build on windows-latest (stable)	7m 12s
Static Analysis (nightly)	1m 59s
Static Analysis (stable)	2m 3s
Units (nightly)	12m 14s
Units (stable)	13m 32s
E2E (nightly)	21m 35s
E2E (stable)	20m 11s
	1h 39m 34s

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