Deploy docs on every commit to the main branch

We want doc updates to flow continuously, not just on a new tag.

Signed-off-by: Gerhard Lazu <gerhard@lazu.co.uk>

.github/workflows/deploy-docs.yml

@@ -1,17 +1,19 @@
-name: Docs
+name: "Deploy Docs"
 
 on:
   push:
-    tags:
-      - v*
+    branches:
+      - main
     paths:
       - "docs/**"
+      - '.github/workflows/deploy-docs.yml'
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
 
 jobs:
-  deploy:
+  deploy-docs:
+    name: "Deploy Docs"
     runs-on: ubuntu-latest
     steps:
       - run: curl -X POST "https://api.netlify.com/build_hooks/${{ secrets.DOCS_NETLIFY_BUILD_HOOK }}"