Add isolated build of the docs

Author: fsimonis

docs/build.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+if [[ ! -f "../pyproject.toml" ]]; then
+  echo "WTF"
+  exit 1
+fi
+
+TARGET=singlehtml
+
+python3 -m venv .docs_venv
+
+echo "Installing dependencies"
+.docs_venv/bin/pip install sphinx myst_parser
+
+echo "Installing python bindings"
+.docs_venv/bin/pip install --force --no-cache ..
+
+echo "Building the website"
+.docs_venv/bin/sphinx-build -M ${TARGET} . _build