feat: Configure deploy preview links for CMS resources

- Add site_url and deploy_preview_url configuration
- Set preview_path to direct users to Additional Resources page
- Preview links now point to: deploy-preview-{PR#}--a11ycanada.netlify.app/en/additional-resources/
- Allows users to immediately see their new resource in context

Author: shawnthompson

src/admin/config.yml

@@ -16,6 +16,12 @@ public_folder: "/img"
 # Publish mode
 publish_mode: editorial_workflow
 
+# Site URL for deploy previews
+site_url: https://a11ycanada.netlify.app
+# Deploy preview template - {{branch}} is replaced with PR branch name
+# Resources page path appended to preview URL
+deploy_preview_url: https://deploy-preview-{{pr_number}}--a11ycanada.netlify.app
+
 # NOTE: Topic options below should match src/_data/resourceTopics.js
 # If you add/modify topics, update BOTH files to keep them in sync
 
@@ -35,6 +41,8 @@ collections:
     folder: "src/resources"
     create: true
     slug: "{{slug}}"
+    # Preview path - directs to Additional Resources page in deploy preview
+    preview_path: "en/additional-resources/"
     view_filters:
       - label: "Drafts"
         field: draft