First QOL 1.1 update

Version  v1.1:  Thanks to your feedback, we’ve added some quality of life   polish to Archer Hero!

🔹NEW: Hero shimmer effect on hit and round start... special state of hero is much more visible
🔹NEW: Screen shake on damage... you'll know know when you get hit!
🔹 NEW: Hero invincibility at the start of each round... RUN!
🔹 NEW: Hero health changes are now animated!
🔹 FIXED: Arrow pierce logic — now you need the upgrades to get this benefit!

Give it a go!