Add devcontainer configuration for Python development environment #17

Job	Run time
Test (3.12)	45s
deploy / Setup	5s
deploy / deploy-staging / build-aws / Build (staging)	21s
deploy / deploy-staging / build-gcp	0s
deploy / deploy-staging / deploy-gcp-staging	0s
deploy / deploy-staging / deploy-staging-aws / Deploy (staging)	7s
deploy / Run Staging Validation Tests	0s
deploy / Await Manual Approval (Tests Failed)	0s
deploy / deploy-production	0s
	1m 18s

Provide feedback