feat(docker): prepare portable images with runtime hotel configuration

src/lib/admin/photo-files.ts

@@ -12,11 +12,7 @@ export async function tryRemoveLocalPhotoFile(url: string): Promise<boolean> {
 	if (/^https?:\/\//i.test(pathname)) {
 		try {
 			const parsed = new URL(pathname);
-			const app = (
-				process.env.APP_URL ||
-				process.env.NEXT_PUBLIC_APP_URL ||
-				""
-			).replace(/\/$/, "");
+			const app = (process.env.APP_URL || "").replace(/\/$/, "");
 			if (!app || !pathname.startsWith(app)) return false;
 			pathname = parsed.pathname;
 		} catch {