Improved USE schema handling and session management.

Improved token auth handling

Improved token auth handling

bugfix of query cancel logic

refactoring of query cancel logic

Logging improvements

Upgraded to DuckDB v1.4.0

Improved session handling / bearer auth.

Merge pull request #57 from gizmodata/feature/custom-session-middleware

Feature/custom session middleware

Reverting to v1.3.2

Merge pull request #55 from gizmodata/feature-token-auth

Feature token auth & improved logging