It seems that either the example is broken or s3://tecton.ai.public/tutorials/fraud_demo/customers/ contains some invalid data

[kbabushkin]

tecton plan

✅ Running Tests: Tests passed!
✅ Collecting local feature declarations
⛔ Performing server-side feature validation: Finished generating plan.
Unable to infer schema for Parquet. It must be specified manually.
=================== BatchSource users_batch declared in fraud/data_sources/fraud_users.py ===================

0004: fraud_users_batch = BatchSource(
0005:     name='users_batch',
0006:     batch_config=FileConfig(
0007:         uri='s3://tecton.ai.public/tutorials/fraud_demo/customers/',
0008:         file_format='parquet',
0009:         timestamp_field='signup_timestamp'
0010:     ),
0011:     owner='[email protected]',
0012:     tags={'release': 'production'}
0013: )
0014: 

[kbabushkin]

Another problem: