data(spells): add batch 3 of PC spell list (32 spells)

data/spells/vanish.json

@@ -0,0 +1,17 @@
+{
+  "name": "Vanish",
+  "level": 1,
+  "school": "illusion",
+  "range": "touch",
+  "save": "will",
+  "base_dc": 10,
+  "effects": [
+    {
+      "type": "condition",
+      "condition_name": "invisible",
+      "duration_rounds": 5,
+      "save_negates": false
+    }
+  ],
+  "description": "As invisibility, but only for 1 round/level (maximum 5 rounds) — the spell ends if the subject attacks. Will negates (harmless) — modeled as always accepted by the target. Modeled as the invisible condition (total concealment for the target; the attack-ends-spell rule is not modeled)."
+}