chore: adding devcontainer with create aztec app #5067

Job	Run time
setup / start-builder	1m 2s
setup / setup	29s
bb-bench-binaries	14s
bb-native-tests	12s
build	23s
setup-bench / start-builder	1m 14s
e2e (cli-docs-sandbox)	39s
e2e (e2e-browser)	1m 21s
e2e (e2e-docs-examples)	52s
e2e (e2e-sandbox-example)	1m 26s
e2e (e2e-tests)	18s
e2e (guides-dapp-testing)	2m 39s
e2e (guides-writing-an-account-contract)	57s
e2e (integration-l1-publisher)	1m 44s
e2e (pxe)	36s
e2e (uniswap-trade-on-l1-from-l2)	5m 19s
setup-bench / setup	52s
bb-bench	12s
merge-check	8s
notify	0s
	20m 37s

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