chore: add GUT test framework

addons/gut/documentation/docker/Dockerfile

@@ -0,0 +1,8 @@
+# in your Dockerfile
+FROM sphinxdoc/sphinx
+
+RUN mkdir /install
+WORKDIR /install
+ADD ../requirements.txt /install
+RUN python3 -m pip install -r /install/requirements.txt
+WORKDIR /docs

addons/gut/documentation/docker/compose.yml

@@ -0,0 +1,17 @@
+# docker-compose -f compose.yml build --no-cache --progress plain
+# or just
+# docker-compose -f compose.yml build
+# then, to generate documentation do:
+# docker-compose -f compose.yml up
+# then to view documentation
+# open ../TestReadTheDocsRepo/docs/source/_build/html/index.html
+version: '1.0'
+
+services:
+  gut-sphinx:
+    container_name : 'gut-sphinx'
+    build:
+      context: ../
+      dockerfile: docker/Dockerfile
+    volumes:
+      - ../docs/:/docs