fix listDatabaseNames endpoing

Author: eluce2

packages/fmodata/src/client/filemaker-odata.ts

@@ -318,14 +318,9 @@ export class FMServerConnection implements ExecutionContext {
    * @returns Promise resolving to an array of database names
    */
   async listDatabaseNames(): Promise<string[]> {
-    if ("apiKey" in this.auth) {
-      this.logger.error(
-        "listDatabaseNames not supported with API key authentication. OttoFMS requires that the API only be used with the database for which it was created",
-      );
-    }
     const result = await this._makeRequest<{
       value?: Array<{ name: string }>;
-    }>("/");
+    }>("/$metadata", { headers: { Accept: "application/json" } });
     if (result.error) {
       throw result.error;
     }