feat: create session api

[ArzelaAscoIi]

Related Issues

• utilities for creating sessions

Proposed Changes?

• create session
• close session
• list session
• get session status

How did you test it?

• unit tests
• integration tests

Checklist

• I have updated the referenced issue with new insights and changes
• If this is a code change, I have added unit tests
• I've used the conventional commit specification for my PR title
• I updated the docstrings
• If this is a code change, I added meaningful logs and prepared Datadog visualizations and alerts

[github-actions]

Coverage report

The coverage rate went from 100% to 100% ➡️
The branch rate is 100%.

100% of new lines are covered.

Diff Coverage details (click to unfold)

deepset_cloud_sdk/api/upload_sessions.py

100% of new lines are covered (100% of the complete file).

deepset_cloud_sdk/models.py

100% of new lines are covered (100% of the complete file).

[rjanjua]

Looks good! Getting through the endpoints like a 🚀

Nice test coverage ✅