Refactor: Wrap app() within main()

Author: CodeIter

main.py

@@ -319,5 +319,8 @@ def send_draft(draft_id: int, drafts_file: str = DRAFTS_FILE):
 
     typer.echo(f"Draft with ID {draft_id} sent and removed from drafts.")
 
+def main():
+    app()
+
 if __name__ == "__main__":
-    app()
+    main()