feat(config): add new config files and update theme colors

config/glance.yml

@@ -2,12 +2,9 @@ server:
   assets-path: /app/assets
 
 theme:
-  custom-css-file: /assets/newspaper.css
+  background-color: 50 1 6
-  background-color: 240 27 11
+  primary-color: 24 97 58
-  contrast-multiplier: 1.5
+  negative-color: 209 88 54
-  primary-color: 321 100 71
-  positive-color: 165 78 51
-  negative-color: 360 100 71
 
 pages:
   - name: Headlines