TypeError: Object of type datetime is not JSON serializable #144

i got this error on my raspiberri pi os light

TypeError: Object of type datetime is not JSON serializable

File "/home/paddy/.local/lib/python3.13/site-packages/aiohttp/web_response.py", line 848, in json_response
text = dumps(data)
File "/usr/lib/python3.13/json/init.py", line 231, in dumps
return _default_encoder.encode(obj)
~~~~~~~~~~~~~~~~~~~~~~~^^^^^
File "/usr/lib/python3.13/json/encoder.py", line 200, in encode
chunks = self.iterencode(o, _one_shot=True)
File "/usr/lib/python3.13/json/encoder.py", line 261, in iterencode
return _iterencode(o, 0)
File "/usr/lib/python3.13/json/encoder.py", line 180, in default
raise TypeError(f'Object of type {o.class.name} '
f'is not JSON serializable')