feat: logos_delivery_node app + messaging REST API with event observability #10879

Job	Run time
changes	5s
build-ubuntu-22.04	24m 48s
build-macos-15	22m 27s
test-macos-15	39m 28s
test-ubuntu-22.04	46m 31s
build-windows / build	43m 1s
build-docker-image / docker-build-ubuntu-22.04	17m 12s
nwaku-nwaku-interop-tests / test-pr / tests	2m 5s
Lint	1m 49s
send-api-e2e-tests / send API e2e tests	13m 15s
	3h 30m 41s

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