Integrate frictionless baseline validators with workflow_runner

[nathan-yan]

Changes are:

1. Remove frictionless validation in the API endpoint, and move it to the workflow_runner validators file.
2. Create a parse_frictionless function that combines parsing a file into a Frictionless Resource with a Frictionless baseline validator.
3. Append Frictionless validation failures to the actual workflow failures in the process_workflow function.
4. Update unit tests

[github-actions]

☂️ Python Coverage

current status: ✅

Overall Coverage

Lines	Covered	Coverage	Threshold	Status
664	635	96%	0%	🟢

New Files

No new covered files...

Modified Files

File	Coverage	Status
server/api/views.py	79%	🟢
server/tests/workflow_runner/test_workflow_runner.py	100%	🟢
server/workflow_runner/validators.py	100%	🟢
server/workflow_runner/workflow_runner.py	94%	🟢
TOTAL	93%	🟢

updated for commit: d5ac1ae by action🐍

[nathan-yan]

Checking that the Type validator works properly

[nathan-yan]

Idk if this has to do with my python interpreter (i'm using the venv), because I don't know how the original unit tests didn't see this.

But basically the float cast throws a TypeError if the input is None (which happens when there are missing cells), which isn't caught by the original except statement.

[nathan-yan]

Not sure if these changes are supposed to be here?

[jps327]

Thank you for this!
And thanks for being so thorough in your commenting, it really helped in the review.