add missing files (schema, .nftignore) to repo #4

Job	Run time
Test workflow \| docker \| 24.10.2 \| 1/5	2m 57s
Test workflow \| singularity \| 24.10.2 \| 1/5	9m 41s
Test pipeline \| conda \| 24.10.2 \| 1/5	12m 6s
Test workflow \| conda \| 24.10.2 \| 1/5	28m 31s
Test workflow \| conda \| latest-everything \| 1/5	7m 34s
Test pipeline \| docker \| 24.10.2 \| 1/5	10m 11s
Test workflow \| singularity \| latest-everything \| 1/5	3m 5s
Test pipeline \| singularity \| latest-everything \| 1/5	10m 12s
Test pipeline \| conda \| latest-everything \| 1/5	12m 12s
Test pipeline \| singularity \| 24.10.2 \| 1/5	9m 21s
Test workflow \| docker \| latest-everything \| 1/5	7m 14s
Test pipeline \| docker \| latest-everything \| 1/5	11m 35s
	2h 4m 39s

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