feat(fabric): support interactive notebook-user auth for Fabric Warehouse + OneLake staging#3872

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mattiasthalen wants to merge 16 commits intodlt-hub:develfrom

mattiasthalen:feat/3865-fabric-notebook-user-auth

Commits on Apr 16, 2026

feat(fabric): add access_token field to FabricCredentials
mattiasthalen
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feat(fabric): add azure_credential field and extend get_access_token
mattiasthalen
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feat(fabric): omit ODBC auth fields in DSN when token-auth mode is active
mattiasthalen
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feat(fabric): skip DefaultAzureCredential fallback in token-auth mode
mattiasthalen
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feat(fabric): override open_connection for notebook-token auth
mattiasthalen
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feat(azure): add OneLakeNotebookIdentityCredentials for Fabric staging
mattiasthalen
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feat(fabric): short-circuit _ensure_fabric_token_initialized when SP secret is empty
mattiasthalen
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docs(fabric): document notebook user identity auth patterns

mattiasthalen
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claude
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docs(filesystem): document OneLakeNotebookIdentityCredentials for Fabric notebooks
mattiasthalen
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fix(fabric): resolve mypy errors on test mocks and credential return type

mattiasthalen
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claude
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fix(fabric): resolve credentials in on_partial when token-auth mode is active

mattiasthalen
and
claude
committed