* fix(config): return None if env var is empty or non-existent * chore: fix pylint issues * fix: add unit test for non-existent env vars
		
			
				
	
	
	
		
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			438 B
		
	
	
	
	
	
	
	
* fix(config): return None if env var is empty or non-existent * chore: fix pylint issues * fix: add unit test for non-existent env vars