Evolution triggers at Lv.100 for all three starters:
Pyrobyte → 🌋 Infernus (power 40→70, catch_rate 0.45→0.55)
Debuglin → 🔬 Verifex (power 35→60, catch_rate 0.60→0.75)
Minimox → 🌑 Nullex (power 35→55, catch_rate 0.50→0.65)
/buddymon evolve: checks eligibility, shows stat preview, resets buddy
to Lv.1 in evolved form, archives old form with evolved_into marker,
carries challenges forward.
session-stop.sh now prints EVOLUTION READY banner when level hits 100
or when already eligible at session end.
8e0a5f82cb