fix: deduplicate structurally identical types in blueprint #1771

Job	Run time
ash-ci / audit	43s
ash-ci / MIX_ENV=test mix.compile	1m 28s
ash-ci / Community Files Check	4s
ash-ci / mix igniter.upgrade	6s
ash-ci / REUSE compliance	13s
ash-ci / Report Mix Dependencies	0s
ash-ci / mix credo --strict	2m 1s
ash-ci / mix spark.formatter --check	1m 30s
ash-ci / MIX_ENV=dev mix.compile	38s
ash-ci / mix spark.cheat_sheets --check	1m 31s
ash-ci / mix dialyzer	4m 35s
ash-ci / mix test	2m 15s
ash-ci / mix sobelow	1m 33s
ash-ci / mix format --check-formatted	1m 29s
ash-ci / mix doctor --full --raise	0s
ash-ci / mix ash.codegen --check	0s
ash-ci / mix git_ops.check_message	0s
ash-ci / mix deps.unlock --check-unused	0s
ash-ci / mix docs	2m 34s
ash-ci / Deploy docs to GitHub pages.	0s
ash-ci / NIF ${{ matrix.nif }} - ${{ matrix.job.target }} (${{ matrix.job.os }})	0s
ash-ci / Release	-1s
	20m 39s

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