make resources configurable by the user without modifying code

site/config.yaml

@@ -2,7 +2,32 @@ base_url: "https://zyl.gay"
 title: zyl is gay
 description: "zyl's website."
 sass_styles: [index.scss, pet.scss, click.scss]
-images_per_page: 10
-blog_posts_per_page: 20
 cdn_url: "https://i.zyl.gay"
-s3_prefix: # no longer prefixed
+
+resources:
+  blog:
+    source_path: blog
+    output_path_short: blog
+    output_path_long: blog
+    resource_template: blog-post
+    resource_list_template: blog-list
+    rss_template: rss/blog-post
+    rss_title: zyl's blog
+    rss_description: feed of recent blog posts on zyl's website.
+    list_title: blog
+    tag_list_title: blog tags
+    resource_name_plural: blog posts
+    resources_per_page: 20
+  images:
+    source_path: images
+    output_path_short: i
+    output_path_long: images
+    resource_template: image
+    resource_list_template: images
+    rss_template: rss/image
+    rss_title: zyl's images
+    rss_description: feed of newly uploaded images from zyl's website.
+    list_title: images
+    tag_list_title: image tags
+    resource_name_plural: images
+    resources_per_page: 10