Split requirements into runtime and development

check_setup.py was written to test runtime dependencies. Testing
development or even build dependencies is not very useful when running
check_setup.py as a user as recommended by preparation.md. Solution
is to split these "optional" deps into a new file.

Author: lagru

.github/workflows/deploy.yml

@@ -50,7 +50,7 @@ jobs:
             -screen 0 1920x1200x24 -ac +extension GLX
           # Install Python dependencies
           pip install --upgrade pip
-          pip install -r requirements.txt
+          pip install -r requirements.txt -r requirements_dev.txt
           # Install Node.js dependencies
           # TODO Uncomment when skimage theme is ready
           # npm install -g npm

requirements.txt

@@ -4,12 +4,3 @@ scipy >= 1.0
 matplotlib >= 2.1
 notebook >= 4.0
 scikit-learn >= 0.18
-jupyter-book >= 0.10.2
-napari[all]
-jupytext >=1.10.3
-sphinx_autodoc_typehints>=1.11.0
-ghp-import
-pytest
-pytest-qt
-pooch
-furo

requirements_dev.txt

@@ -0,0 +1,9 @@
+jupyter-book >= 0.10.2
+napari[all]
+jupytext >=1.10.3
+sphinx_autodoc_typehints>=1.11.0
+ghp-import
+pytest
+pytest-qt
+pooch
+furo