fix: combat room progression - replace legacy room-utils with spire-utils, align UI with store state

docs/circular-deps.txt

@@ -1,4 +1,4 @@
 # Circular Dependencies
-Generated: 2026-06-04T11:37:52.108Z
+Generated: 2026-06-04T16:12:56.097Z
 
 No circular dependencies found. ✅

docs/dependency-graph.json

@@ -1,6 +1,6 @@
 {
   "_meta": {
-    "generated": "2026-06-04T11:37:49.892Z",
+    "generated": "2026-06-04T16:12:54.221Z",
     "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."
   },
@@ -226,6 +226,9 @@
     "data/attunements.ts": [
       "types.ts"
     ],
+    "data/conversion-costs.ts": [
+      "types.ts"
+    ],
     "data/crafting-recipes.ts": [],
     "data/disciplines/base.ts": [
       "types/disciplines.ts"
@@ -672,6 +675,7 @@
     "stores/gameStore.ts": [
       "constants.ts",
       "data/attunements.ts",
+      "data/guardian-encounters.ts",
       "effects.ts",
       "effects/discipline-effects.ts",
       "effects/upgrade-effects.types.ts",
@@ -691,7 +695,9 @@
       "stores/tick-pipeline.ts",
       "stores/uiStore.ts",
       "types.ts",
+      "utils/conversion-rates.ts",
       "utils/element-cap-bonus.ts",
+      "utils/element-distance.ts",
       "utils/index.ts",
       "utils/safe-persist.ts"
     ],
@@ -825,10 +831,16 @@
       "types.ts",
       "utils/mana-utils.ts"
     ],
+    "utils/conversion-rates.ts": [
+      "data/conversion-costs.ts",
+      "effects/discipline-effects.ts",
+      "utils/element-distance.ts"
+    ],
     "utils/discipline-math.ts": [
       "types/disciplines.ts"
     ],
     "utils/element-cap-bonus.ts": [],
+    "utils/element-distance.ts": [],
     "utils/enemy-generator.ts": [
       "types.ts",
       "utils/enemy-utils.ts",