feat: add PyPI links to artifacts and auto-deploy GH Pages

- Add PyPI and GitHub Releases links to backend and agent artifacts
- Enable automatic GH Pages deployment on push to main when webui/,
  core/, or docs/ files change

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: vredchenko

.github/workflows/deploy-webui.yml

@@ -2,6 +2,12 @@ name: Deploy WebUI to GitHub Pages
 
 on:
   workflow_dispatch:
+  push:
+    branches: [main]
+    paths:
+      - 'webui/**'
+      - 'core/**'
+      - 'docs/**'
 
 permissions:
   contents: read

core/artefacts.json

@@ -5,14 +5,24 @@
       "label": "SmartEM Backend",
       "url": "https://github.com/DiamondLightSource/smartem-decisions/pkgs/container/smartem-decisions",
       "description": "Docker container image of SmartEM Backend services for use in k8s deploys",
-      "command": "docker pull ghcr.io/diamondlightsource/smartem-decisions:latest"
+      "command": "docker pull ghcr.io/diamondlightsource/smartem-decisions:latest",
+      "links": [
+        { "label": "Docker", "url": "https://github.com/DiamondLightSource/smartem-decisions/pkgs/container/smartem-decisions" },
+        { "label": "PyPI", "url": "https://pypi.org/project/smartem-decisions/" },
+        { "label": "GitHub Releases", "url": "https://github.com/DiamondLightSource/smartem-decisions/releases" }
+      ]
     },
     {
       "id": "agent",
       "label": "SmartEM Agent",
       "url": "https://github.com/DiamondLightSource/smartem-decisions/actions/workflows/build_win_smartem_agent.yml",
       "description": "SmartEM Agent packaged as a Windows 10 executable (download from workflow artifacts)",
-      "command": ""
+      "command": "",
+      "links": [
+        { "label": "Windows .exe", "url": "https://github.com/DiamondLightSource/smartem-decisions/actions/workflows/build_win_smartem_agent.yml" },
+        { "label": "PyPI", "url": "https://pypi.org/project/smartem-decisions/" },
+        { "label": "GitHub Releases", "url": "https://github.com/DiamondLightSource/smartem-decisions/releases" }
+      ]
     },
     {
       "id": "frontend",