docs: add sphinx docs and gitlab pages

docs/source/conf.py

@@ -0,0 +1,21 @@
+import os
+import sys
+
+sys.path.insert(0, os.path.abspath('../..'))
+extensions = [
+    'sphinx_click',
+    'sphinx.ext.autosummary',  # Create neat summary tables
+]
+templates_path = ['templates']
+project = 'Kupfer👢strap'
+html_title = 'Kupferbootstrap'
+html_theme = 'furo'
+html_static_path = ['static']
+html_css_files = ['kupfer_docs.css']
+html_favicon = 'static/kupfer-white-filled.svg'
+html_theme_options = {
+    "globaltoc_maxdepth": 5,
+    "globaltoc_collapse": True,
+    "light_logo": "kupfer-black-transparent.svg",
+    "dark_logo": "kupfer-white-transparent.svg",
+}