[fractal-server] AttributeError: module 'bcrypt' has no attribute '__about__'

[tcompa]

fractal-server  | INFO  [alembic.runtime.migration] Context impl PostgresqlImpl.
fractal-server  | INFO  [alembic.runtime.migration] Will assume transactional DDL.
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade  -> 50a13d6138fd, Initial schema
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade 50a13d6138fd -> 4c308bcaea2b, Add Task.args_schema and Task.args_schema_version
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade 4c308bcaea2b -> f384e1c0cf5d, Drop Task.default_args columns
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade f384e1c0cf5d -> 70e77f1c38b0, Add ApplyWorkflow.first_task_index and ApplyWorkflow.last_task_index
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade 70e77f1c38b0 -> a7f4d6137b53, Add ApplyWorkflow.workflow_dump
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade a7f4d6137b53 -> 8f79bd162e35, Add Task.docs_info and Task.docs_link
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade 8f79bd162e35 -> 99ea79d9e5d2, Add Dataset.history
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade 99ea79d9e5d2 -> 84bf0fffde30, Add dumps to ApplyWorkflow
fractal-server  | INFO  [alembic.runtime.migration] Running upgrade 84bf0fffde30 -> e75cac726012, Make ApplyWorkflow.start_timestamp not nullable
fractal-server  | Run alembic.config, with argv=['-c', '/usr/local/lib/python3.10/site-packages/fractal_server/alembic.ini', 'upgrade', 'head']
fractal-server  | fractal_server.app.db
fractal-server  | INFO:     Started server process [10]
fractal-server  | INFO:     Waiting for application startup.
fractal-server  | WARNING:passlib.handlers.bcrypt:(trapped) error reading bcrypt version
fractal-server  | Traceback (most recent call last):
fractal-server  |   File "/usr/local/lib/python3.10/site-packages/passlib/handlers/bcrypt.py", line 620, in _load_backend_mixin
fractal-server  |     version = _bcrypt.__about__.__version__
fractal-server  | AttributeError: module 'bcrypt' has no attribute '__about__'

[tcompa]

Ref https://github.com/fractal-analytics-platform/fractal-server/issues/1041