Add target env selection to prod build workflow #434

Job	Run time
build-template / Build E2B Template	38s
charts-tests / Chart Data Extractor - Build and test	34s
python-sdk / Python SDK - Build and test	1m 29s
performance-tests / Performance tests	1m 1s
js-sdk / JS SDK - Build and test	1m 18s
cleanup-build-template / Cleanup Build Template	12s
	5m 12s

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