Add more tests, speed up dummy stage

I've sped up the stage motion, to run tests in a more reasonable time.

CSM doesn't yet calibrate in the test - I suspect debugging of capture_array
is needed.

pyproject.toml

@@ -58,49 +58,13 @@ build-backend = "setuptools.build_meta"
 # don't believe it's critical at present, because we don't use 
 # the Python package - we distribute a tarball directly.
 
-[tool.black]
-exclude = '(\.eggs|\.git|\.venv|\venv|node_modules/)'
-
-[tool.isort]
-multi_line_output = 3
-include_trailing_comma = true
-force_grid_wrap = 0
-use_parentheses = true
-ensure_newline_before_comments = true
-line_length = 88
-
-[tool.pylint.'MESSAGES CONTROL']
-# W1203 warns about using f strings in logging statements.
-# I'm really not concerned about the performance implications of this,
-# particularly as we often have the log level set quite high.  I think
-# for our current purposes, using f strings in logging statements is
-# more readable and thus a good idea in many places - I've disabled
-# this warning code globally for that reason.
-disable = "fixme,C,R,W1203"
-max-line-length = 88
-
 [tool.mypy]
 plugins = ["pydantic.mypy"]
 
 [tool.ruff]
 target-version = "py39"
 
-[tool.poe.executor]
-type = "virtualenv"
-location = ".venv"
-
-[tool.poe.tasks]
-black = "black ."
-black_check = "black --check ."
-ruff = "ruff . --fix"
-ruff_check = "ruff ."
-isort = "isort openflexure_microscope"
-pylint = "pylint openflexure_microscope"
-mypy = "mypy --cobertura-xml-report openflexure_microscope openflexure_microscope"
-test = "pytest . --junitxml=pytest_report.xml"
-serve = "python -m openflexure_microscope.api.app"
-
-format = ["black", "isort", "ruff"]
-lint = ["ruff_check", "pylint", "mypy"]
-
-check = ["format", "lint", "test"]
+[tool.pytest.ini_options]
+addopts = [
+    "--import-mode=importlib",
+]