Add some code which hits the generator API to confirm it's working e.…

…g. a valid project

main.py

@@ -66,6 +66,14 @@ def main():
     logging.basicConfig(level=logging.INFO)
     log_configuration(album_config, schedule_config, ntfy_config)
 
+    # Grab the album generator API content to confirm it's a valid project
+    url = albumgenerator.get_project_url(album_config.project_name)
+    api_data = albumgenerator.get_api_json(url)
+    album_data = albumgenerator.extract_album_data(api_data)
+    message, headers = prepare_message(album_data)
+    logging.info(f"The last album was:\n{message}")
+
+
     schedule.every().day.at(schedule_config.time, schedule_config.timezone).do(
         notifcation_job,
         config_path=args.config)