You basically have a labour shortage across the entire Russian economy,
Satellite imagery suggests that solid-propellant rocket motor-production capacity appears to be one focus of this effort,
Whether they have enough domestic sourcing or are getting it elsewhere I'm not entirely sure,
You produce the propellant, you have to use it somehow. That does suggest the production of missiles will increase,
I'm not opening champagne just yet, because we don't know the actual numbers of how many rockets Ukraine has,