feat: local-cpl-sim system

scripts/local-cpl-sim.mjs

@@ -137,14 +137,21 @@ function tryServeSpecialMocks(res, relPath) {
     }
   }
   if (rp === "CPL/SERVICE/systemVoltTemp.js") {
-    const mockPath = path.join(
+    const base = path.join(
       process.cwd(),
       "mocks",
       "device-cgi-simulator",
-      "SERVICE",
-      "systemVoltTempMockData.js"
+      "SERVICE"
     );
-    if (exists(mockPath)) return streamRaw(res, mockPath);
+    const preferred = path.join(base, "systemVoltTemp.js");
+    if (exists(preferred)) return streamRaw(res, preferred);
+    const mockPath = path.join(base, "systemVoltTempMockData.js");
+    if (exists(mockPath)) {
+      // Transform variable name to expected win_systemVoltTemp when streaming
+      return streamTransform(res, mockPath, (txt) =>
+        txt.replace(/win_systemVoltTempMockData/g, "win_systemVoltTemp")
+      );
+    }
   }
   if (rp === "CPL/SERVICE/last20Messages.js") {
     const mockPath = path.join(
@@ -238,6 +245,21 @@ function streamRaw(res, filePath) {
   return true;
 }
 
+function streamTransform(res, filePath, transformFn) {
+  const ext = path.extname(filePath).toLowerCase();
+  const type = contentTypeByExt(ext);
+  const headers = { "Content-Type": type, "Cache-Control": "no-cache" };
+  res.writeHead(200, headers);
+  try {
+    const txt = fs.readFileSync(filePath, "utf8");
+    const out = transformFn(txt);
+    res.end(out);
+  } catch {
+    res.end();
+  }
+  return true;
+}
+
 function resolvePlaceholders(filePath, content) {
   const rel = getRelFromRoot(filePath);
   const serviceSystem =