add docs link to readme

FoamyGuy · FoamyGuy · commit 65fadad2280e · 2021-10-25T11:15:19.000-05:00
diff --git a/README.rst b/README.rst
@@ -41,6 +41,11 @@ Usage Example
     ds18.temperature
 
 
+Documentation
+=============
+
+API documentation for this library can be found on `Read the Docs <https://circuitpython.readthedocs.io/projects/ds18x20/en/latest/>`_.
+
 Contributing
 ============
 
