I wouldnt' add anything alive to your tank while its cycling. especially coral, they require good water parameters.
__________________ 180g- Mostly BIG fish and some coral. ~80g Nuvo- My coral tank with "happy fish"~ 90g- FOWLR Not the not happy type of fish~ 125g- Freshwater Malawi Cichlids ~10g- Nuvo- The refugees from the Ich of '18
you can add corals after the tank cycles, but don't expect any corals to live, let alone do well, adding them during a cycle. that goes for fish and inverts as well.