Add scheduler functionality to app.py and clean up main.py

main.py

@@ -52,4 +52,4 @@ def post_blogpost(uaccess_key, wait_time=5):
         print(f"\n-------------------------------------------------------\nError sending mail: {e}\n-------------------------------------------------------\n")
     finally:
         print("\n-------------------------------------------------------\nProcess Completed\n-------------------------------------------------------\n")
-    return pdata
+    return pdata