feat: Recreate Spire Combat Page — full spire climbing experience

- Add guardian-encounters.ts: Extended guardian definitions for all mana types (compound, exotic, combo) with dynamic name generation
- Add spire-utils.ts: Spire-specific utilities (room generation, enemy stat scaling, insight calculation)
- Add enemy-generator.ts: Enemy generation with combinable modifiers (mage, shield, armored, swarm, agile)
- Add SpireCombatPage/ directory with modular sub-components:
  - SpireHeader.tsx: Floor info, climb controls, exit button, HP/room progress bars
  - RoomDisplay.tsx: Current room info with enemies, barriers, armor, dodge stats
  - SpireCombatControls.tsx: Spell selection panel, golem status panel
  - SpireActivityLog.tsx: Combat activity log
  - SpireManaDisplay.tsx: Compact mana display with elemental pools
- Modify page.tsx: Conditionally render SpireCombatPage when spireMode is true
- Add comprehensive tests (49 tests) for spire utilities, guardian encounters, and enemy generation

docs/dependency-graph.json

@@ -1,6 +1,6 @@
 {
   "_meta": {
-    "generated": "2026-05-19T20:59:57.136Z",
+    "generated": "2026-05-20T00:32:43.891Z",
     "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."
   },
@@ -334,6 +334,9 @@
       "data/equipment/index.ts",
       "data/equipment/types.ts"
     ],
+    "data/fabricator-recipes.ts": [
+      "data/equipment/types.ts"
+    ],
     "data/golems/base-golems.ts": [
       "data/golems/types.ts"
     ],