Remove internal phase comments and format code

Strip all Phase references, TODO/FUTURE roadmap notes, and internal
planning comments from the codebase. Run Prettier for consistent
formatting across all Java files.

src/main/java/com/tiedup/remake/bounty/BountyManager.java

@@ -1,8 +1,8 @@
 package com.tiedup.remake.bounty;
 
+import com.tiedup.remake.core.SettingsAccessor;
 import com.tiedup.remake.core.SystemMessageManager;
 import com.tiedup.remake.core.TiedUpMod;
-import com.tiedup.remake.core.SettingsAccessor;
 import java.util.*;
 import javax.annotation.Nullable;
 import net.minecraft.ChatFormatting;
@@ -20,7 +20,6 @@ import net.minecraft.world.level.saveddata.SavedData;
 /**
  * World-saved data manager for bounties.
  *
- * Phase 17: Bounty System
  *
  * Manages all active bounties, handles expiration, delivery rewards,
  * and stores bounties for offline players.