feat: clean up `p2p` & implement missing peering functionality #9264

Job	Run time
Run Main (autocounterd) / Go Build / generated	16s
Run Main (autocounterd) / Go Linter / lint	34s
Run Main (autocounterd) / Go Test / test	39s
Run Main (docker-integration) / Go Build / generated	6s
Run Main (docker-integration) / Go Linter / lint	7s
Run Main (docker-integration) / Go Test / test	20s
Run Main (genproto) / Go Build / generated	11s
Run Main (genproto) / Go Linter / lint	37s
Run Main (genproto) / Go Test / test	41s
Run Main (genstd) / Go Build / generated	11s
Run Main (genstd) / Go Linter / lint	30s
Run Main (genstd) / Go Test / test	34s
Run Main (goscan) / Go Build / generated	6s
Run Main (goscan) / Go Linter / lint	25s
Run Main (goscan) / Go Test / test	26s
Run Main (loop) / Go Build / generated	12s
Run Main (loop) / Go Linter / lint	39s
Run Main (loop) / Go Test / test	41s
	7m 15s

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