logging: add stop message, change default level

discorss.py

@@ -337,7 +337,7 @@ class Discorss:
         logging.basicConfig(
             filename=self.log_file_path,
             encoding="utf-8",
-            level=logging.INFO,
+            level=logging.DEBUG,
             datefmt="%m/%d/%Y %H:%M:%S",
             format="%(asctime)s [%(threadName)s] -> %(levelname)s: %(message)s",
         )
@@ -392,6 +392,8 @@ class Discorss:
         self.app_config["lastupdate"] = self.now
         with open(self.config_file_path, "w") as config_file:
             json.dump(self.app_config, config_file, indent=4)
+
+        self.logger.info("Stopping DiscoRSS version {}...".format(self.APP_VERSION))
         return