Additional fixes for environment and capabilities #7

Job	Run time
test-create-and-execute	1m 12s
test-enhanced-validation-errors	8s
test-validation-error	19s
test-empty-changeset	43s
test-drift-detection	1m 3s
test-event-streaming	49s
test-create-only-then-execute	41s
test-markdown-output	18s
test-large-template	7s
test-long-running	7m 43s
test-stack-id-retrieval	37s
test-boolean-inputs (boolean-false, false, true, false)	35s
test-boolean-inputs (string-true, true, false, 1)	41s
test-execution-error	40s
test-changeset-formatting	26s
test-execute-only-with-events	2m 41s
test-boolean-inputs (boolean-true, true, false, true)	41s
cleanup	45s
	20m 9s

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