Add Netlify config file

netlify.toml

@@ -0,0 +1,10 @@
+[build]
+publish = "docs/site/"
+command = """
+restore_home_cache ".cache" "pip cache" &&
+restore_cwd_cache '.venv' 'python virtualenv' &&
+pip3 install -q poetry &&
+poetry config settings.virtualenvs.in-project true &&
+poetry install &&
+poetry run task build-docs
+"""