The question is, do we want them integrated or not? Maybe both?
The latest nostr:nprofile1qqsts0n0s20fk0s087ydcd7zj20ajv2t90m680zr6f0x5gp6w0p8wkqpzdmhxue69uhhqatjwpkx2urpvuhx2ue00d7ql8 release has a one time single user crawler implemented.
Discussion
And we need a blastr too.
All in citrine is possible though, but I guess even the local relay does not need to have internet permissions.