Fractal-server

* Align with new tasks interface in `fractal-tasks-core>=0.8.0`, and remove `glob_pattern` column from `resource` database table (\544).
* Drop python 3.8 support (\527).
* Improve validation of API request payloads (\545).
* Improve request validation in project-creation endpoint (\537).
* Update the endpoint to patch a `Task` (\526).
* Add new project-update endpoint, and relax constraints on `project_dir` in new-project endpoint (\563).
* Update `DatasetUpdate` schema (\558 and \565).
* Fix redundant task-error logs in slurm backend (\552).
* Improve handling of task-collection errors (\559).
* If `FRACTAL_BACKEND_RUNNER=slurm`, include some configuration checks at server startup (\529).
* Fail if `FRACTAL_SLURM_WORKER_PYTHON` has different versions of `fractal-server` or `cloudpickle` (\533).

* Fix handling of parallel-tasks errors in `FractalSlurmExecutor` (\497).
* Add test for custom tasks (\500).
* Improve formatting of job logs (\503).
* Improve error handling in workflow-execution server endpoint (\515).
* Update `_TaskBase` schema from fractal-common (\517).

* Update endpoints to import/export a workflow (\495).

* Add new endpoints to import/export a workflow (\490).

* Separate workflow-execution folder into two (server- and user-owned) folders, to avoid permission issues (\475).
* Explicitly pin sqlalchemy to v1 (\480).

* Add new POST endpoint to create new Task (\486).