Tests

Implement the example `EchoProcess` from OGC API Processes in CWL #3195

Job	Run time
skip_duplicate	6s
tests (ubuntu-latest, 3.7, false, test-unit-only)	1m 53s
tests (ubuntu-latest, 3.7, false, test-func-only)	1m 57s
tests (ubuntu-latest, 3.8, false, test-unit-only)	1m 53s
tests (ubuntu-latest, 3.8, false, test-func-only)	1m 56s
tests (ubuntu-latest, 3.9, false, test-unit-only)	1m 52s
tests (ubuntu-latest, 3.9, false, test-func-only)	1m 53s
tests (ubuntu-latest, 3.10, false, test-unit-only)	2m 10s
tests (ubuntu-latest, 3.10, false, test-func-only)	5m 24s
tests (ubuntu-latest, 3.11, true, test-unit-only)	1m 52s
tests (ubuntu-latest, 3.11, true, test-func-only)	2m 4s
tests (ubuntu-latest, 3.10, false, check-all)	5m 3s
tests (ubuntu-latest, 3.10, false, docs)	5m 13s
tests (ubuntu-latest, 3.10, false, test-coverage-only)	4m 57s
tests (ubuntu-latest, 3.10, false, test-docker)	2m 29s
tests (ubuntu-latest, 3.10, true, test-workflow-only)	3m 57s
deploy-docker	0s
	44m 39s

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