feat(genesis): add host genesis files #240

Job	Run time
rust-library-base / Feature Checks	2m 55s
rust-library-base / Base Checks / doctest	3m 5s
rust-library-base / Base Checks / Test Suite	6m 45s
rust-library-base / Base Checks / Clippy	2m 15s
rust-library-base / Base Checks / Docs	33s
rust-library-base / Base Checks / Rustfmt	37s
	16m 10s

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