perf: change structure and simplify

demo/check_attendency.py

@@ -0,0 +1,19 @@
+import asyncio
+import logging
+
+from ppgee import PPGEE
+
+logging.basicConfig(level=logging.INFO)
+
+
+async def main() -> None:
+    cpf = "00011122233"
+    async with PPGEE(user=cpf, password=cpf) as ppgee:
+        attendency_page = await ppgee.attendency()
+        print(attendency_page.history())
+        await attendency_page.confirm()
+        await asyncio.sleep(5)
+
+
+if __name__ == "__main__":
+    asyncio.run(main())