Good luck - looks good so far :)
Just make sure that u can raise your lamp more than a bit - because now if your first 3 weeks of flower, plants could stretch a lot
and remove big fan leaves which covers buds below.
Just imagine how they would be growing in a tent with reflective sides.
Get the broken one supported with a stick, I was amazed when I did some HST on one of mine how fast the stems can repair themselves.