🐛 fix Nisse stuck idle after stockpile deposit; rename Villager → Nisse in UI

src/StateManager.ts

@@ -176,9 +176,9 @@ class StateManager {
       if (!p.world.crops)    p.world.crops    = {}
       if (!p.world.villagers) p.world.villagers = {}
       if (!p.world.stockpile) p.world.stockpile = {}
-      // Reset walking villagers to idle on load
+      // Reset in-flight AI states to idle on load so runtime timers start fresh
       for (const v of Object.values(p.world.villagers)) {
-        if (v.aiState === 'walking') v.aiState = 'idle'
+        if (v.aiState === 'walking' || v.aiState === 'working') v.aiState = 'idle'
       }
       return p
     } catch (_) { return null }