From 153acb7f644d755c45533b7c5311e3ffa47e8973 Mon Sep 17 00:00:00 2001
From: historia <[not public]>
Date: Fri, 18 Sep 2026 05:31:09 -0400
Subject: fix: harden engine across casino, economy, concurrency, security, and
 content

---
 internal/world/world.go | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'internal/world/world.go')

diff --git a/internal/world/world.go b/internal/world/world.go
index c5d0841..6a0313d 100644
--- a/internal/world/world.go
+++ b/internal/world/world.go
@@ -2,6 +2,7 @@ package world
 
 import (
 	"fmt"
+	"log"
 	"os"
 	"path/filepath"
 	"strconv"
@@ -52,6 +53,13 @@ func (w *World) LoadRoom(id int) (*Room, error) {
 	if err := yaml.Unmarshal(data, &room); err != nil {
 		return nil, fmt.Errorf("parse room %d: %w", id, err)
 	}
+	// Room ID comes from the filename (room.ID = id below); a mismatched
+	// declared id: is silently ignored, so surface it rather than leave the
+	// author believing their written id is in use.
+	if room.ID != 0 && room.ID != id {
+		log.Printf("room %d: file %s declares id %d but is loaded as room %d; the filename is authoritative and the declared id is ignored",
+			id, path, room.ID, id)
+	}
 	room.ID = id
 	if room.Exits == nil {
 		room.Exits = make(map[ExitDir]ExitDef)
-- 
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