refactor: split coder from blobber #163

Job	Run time
rust-library-base / Feature Checks	2m 24s
rust-library-base / Base Checks / doctest	3m 42s
rust-library-base / Base Checks / Test Suite	4m 33s
rust-library-base / Base Checks / Docs	3m 41s
rust-library-base / Base Checks / Rustfmt	45s
rust-library-base / Base Checks / Clippy	2m 12s
	17m 17s

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