feat: add TLK string preview lookup for NWScript editor

packages/backend/src/routes/editor.ts

@@ -6,6 +6,7 @@ import {
   deleteFile,
 } from "../services/editor.service.js";
 import { lookupResref, getResrefCount } from "../nwscript/resref-index.js";
+import { lookupTlk, getTlkCount } from "../nwscript/tlk-index.js";
 
 const router = Router();
 
@@ -62,4 +63,19 @@ router.get("/resref-count", (_req, res) => {
   res.json({ count: getResrefCount() });
 });
 
+router.get("/tlk/:id", (req, res) => {
+  const id = parseInt(req.params.id, 10);
+  if (isNaN(id)) return res.status(400).json({ error: "invalid id" });
+  const text = lookupTlk(id);
+  if (text !== undefined) {
+    res.json({ id, text });
+  } else {
+    res.status(404).json({ error: "TLK entry not found" });
+  }
+});
+
+router.get("/tlk-count", (_req, res) => {
+  res.json({ count: getTlkCount() });
+});
+
 export default router;