Update documentation. Ready to deploy

README.md

@@ -16,4 +16,13 @@ Check out the configuration reference at https://huggingface.co/docs/hub/spaces-
 
 Uses Tesseract to perform OCR on any image supplied as an input. The text identified in the image is then through a Flair Named Entity Recognition (NER) model, the output of which is returned to the page.
 
-This is a prototype produced for a project at the State Library Victoria in Melbourne, Australia.
+This is a prototype produced for a project at the State Library Victoria in Melbourne, Australia.
+
+## Repository management
+
+Hugging Face is used to host two version of the demo app:
+
+1. the production version that is linked to the `main` branch of the GitHub repo
+2. a development version which is linked to the most recent branch pushed to GitHub that is **not** `main`
+
+Deployment to Hugging Face is done via GitHub actions.