add a readthedocs config file to install the glucose package

.readthedocs.yaml

+# .readthedocs.yaml
+# Read the Docs configuration file
+# See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
+
+# Required
+version: 2
+
+# Build documentation in the docs/ directory with Sphinx
+sphinx:
+   configuration: docs/conf.py
+
+# Optionally set the version of Python required to build your docs
+python:
+   version: 3.8
+   install:
+     - method: pip
+       path: .
+  system_packages: true
\ No newline at end of file

README.rst

+.. image:: https://readthedocs.org/projects/glucose-ts/badge/?version=latest
+:target: https://glucose-ts.readthedocs.io/en/latest/?badge=latest
+:alt: Documentation Status
+
+
 Glucose TS
 ==========