fix: resolve 22 remaining issues - type exports, dead code, state mutations, orphaned components

docs/dependency-graph.json

@@ -1,6 +1,6 @@
 {
   "_meta": {
-    "generated": "2026-05-18T18:09:57.081Z",
+    "generated": "2026-05-18T18:30:49.611Z",
     "description": "Import dependency graph for src/lib/game. Keys are files, values are arrays of files they import.",
     "usage": "To find what a file affects, search for its path in the VALUES. To find what a file depends on, look at its KEY entry."
   },
@@ -260,6 +260,7 @@
     "data/enchantments/spell-effects/index.ts": [
       "data/enchantment-types.ts",
       "data/enchantments/spell-effects/basic-spells.ts",
+      "data/enchantments/spell-effects/legendary-spells.ts",
       "data/enchantments/spell-effects/lightning-spells.ts",
       "data/enchantments/spell-effects/metal-spells.ts",
       "data/enchantments/spell-effects/sand-spells.ts",
@@ -267,6 +268,9 @@
       "data/enchantments/spell-effects/tier3-spells.ts",
       "data/enchantments/spell-effects/types.ts"
     ],
+    "data/enchantments/spell-effects/legendary-spells.ts": [
+      "data/enchantments/spell-effects/types.ts"
+    ],
     "data/enchantments/spell-effects/lightning-spells.ts": [
       "data/enchantments/spell-effects/types.ts"
     ],