demo 20-4-2026

routes/tiles.js

@@ -47,7 +47,7 @@ router.get("/:z/:x/:y", (req, res) => {
     const y = Number(req.params.y);
 
     if (!Number.isInteger(z) || !Number.isInteger(x) || !Number.isInteger(y)) {
-        return res.status(400).send("Invalid tile coordinates");
+        return res.status(400).json({ error: "Invalid tile coordinates" });
     }
 
     // convert XYZ → TMS
@@ -64,7 +64,7 @@ router.get("/:z/:x/:y", (req, res) => {
     const tile = stmt.get(z, x, tmsY);
 
     if (!tile) {
-        return res.status(404).send("Tile not found");
+        return res.status(404).json({ error: "Tile not found" });
     }
 
     res.setHeader("Content-Type", contentType);