set up images for pages' SEO meta cards

Author: MoralCode

_config.yml

@@ -6,6 +6,12 @@ tagline: Open software for Rowing
 description: We're building open, community-first software for the sport of rowing. 🚣‍♀️
 logo: https://openrowing.com/assets/logo.png
 
+defaults:
+  - scope:
+      path: ""
+    values:
+      image: /assets/logo.png
+
 plugins:
   - jekyll-sitemap
   - jekyll-seo-tag

projects/riverstatus.html

@@ -1,6 +1,7 @@
 ---
 layout: default
 title: RiverStatus Dashboard - Open Rowing Community
+image: /assets/riverstatus-screenshot.png
 ---
 <div class="container px-2 px-lg-3">
 	<!-- Heading Row-->