data(spells): add batch 2 of PC spell list (32 spells)

data/spells/hex_vulnerability.json

@@ -0,0 +1,10 @@
+{
+  "name": "Hex Vulnerability",
+  "level": 1,
+  "school": "necromancy",
+  "range": "close",
+  "save": "will",
+  "base_dc": 10,
+  "effects": [],
+  "description": "The target becomes susceptible to a repeat use of your harmful hexes for 1 round/level, bypassing the once-per-day targeting limit. Will negates. No combat effect: the hex-reuse permission is outside the engine's model, so the spell has no mechanical effects here."
+}