Add target env selection to prod build workflow #441

Job	Run time
build-template / Build E2B Template	1m 53s
charts-tests / Chart Data Extractor - Build and test	34s
python-sdk / Python SDK - Build and test	2m 12s
js-sdk / JS SDK - Build and test	1m 19s
performance-tests / Performance tests	56s
cleanup-build-template / Cleanup Build Template	13s
	7m 7s

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