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/commands/subcommands/DebtSubCommand.java

@@ -21,7 +21,9 @@ import net.minecraft.server.level.ServerPlayer;
 @SuppressWarnings("null")
 public class DebtSubCommand {
 
-    public static void register(LiteralArgumentBuilder<CommandSourceStack> root) {
+    public static void register(
+        LiteralArgumentBuilder<CommandSourceStack> root
+    ) {
         // /tiedup debt <player> [set|add|remove <amount>]
         root.then(
             Commands.literal("debt")
@@ -61,9 +63,7 @@ public class DebtSubCommand {
         );
     }
 
-    // ========================================
     // Command Implementations
-    // ========================================
 
     private static int debtShow(CommandContext<CommandSourceStack> context)
         throws CommandSyntaxException {