Make get-version.ts ESM compatible

Signed-off-by: Michael Telatynski <[email protected]>

scripts/get-version.ts

@@ -4,6 +4,8 @@
  * Checks for the presence of a webapp, inspects its version and prints it
  */
 
+import url from "node:url";
+
 import { versionFromAsar } from "./set-version.js";
 
 async function main(): Promise<number> {
@@ -13,13 +15,16 @@ async function main(): Promise<number> {
     return 0;
 }
 
-if (require.main === module) {
-    main()
-        .then((ret) => {
-            process.exit(ret);
-        })
-        .catch((e) => {
-            console.error(e);
-            process.exit(1);
-        });
+if (import.meta.url.startsWith("file:")) {
+    const modulePath = url.fileURLToPath(import.meta.url);
+    if (process.argv[1] === modulePath) {
+        main()
+            .then((ret) => {
+                process.exit(ret);
+            })
+            .catch((e) => {
+                console.error(e);
+                process.exit(1);
+            });
+    }
 }