- add optional docs requirements

pyproject.toml

@@ -7,7 +7,7 @@ enable = true
 
 [tool.poetry]
 name = "BraTS-Toolkit"
-version = "0.0.0" # will be overwritten by poetry-dynamic-versioning but needs to be set
+version = "0.0.0"                                                                                                                                                                 # will be overwritten by poetry-dynamic-versioning but needs to be set
 description = "BraTS Toolkit is a holistic approach to brain tumor segmentation allowing to build modular pipeliens for preprocessing, segmentation and fusion of segmentations."
 license = "AGPL-3.0"
 
@@ -30,11 +30,19 @@ readme = "README.md"
 repository = "https://github.com/neuronflow/BraTS-Toolkit"
 documentation = "https://brats-toolkit.readthedocs.io/en/latest/"
 
-keywords = ["brain tumor", "glioma", "BraTS", "segmentation", "fusion", "skullstripping", "brain extraction"]
+keywords = [
+  "brain tumor",
+  "glioma",
+  "BraTS",
+  "segmentation",
+  "fusion",
+  "skullstripping",
+  "brain extraction",
+]
 classifiers = [
-    "Programming Language :: Python :: 3",
-    "License :: OSI Approved :: GNU Affero General Public License v3",
-    "Operating System :: OS Independent",
+  "Programming Language :: Python :: 3",
+  "License :: OSI Approved :: GNU Affero General Public License v3",
+  "Operating System :: OS Independent",
 ]
 
 [tool.poetry.dependencies]
@@ -60,3 +68,11 @@ brats-fuse = 'brats_toolkit.cli:fusion'
 brats-batch-preprocess = 'brats_toolkit.cli:batchpreprocess'
 brats-preprocess = 'brats_toolkit.cli:singlepreprocess'
 
+[tool.poetry.group.docs]
+optional = true
+
+[tool.poetry.group.docs.dependencies]
+Sphinx = ">=7.0.0"
+sphinx-copybutton = ">=0.5.2"
+sphinx-rtd-theme = ">=1.3.0"
+myst-parser = ">=2.0.0"