Add instance docs

.gitignore

@@ -1,4 +1,3 @@
-/docs/
 /lib/
 /bin/
 /.shards/

docs/instances.md

@@ -0,0 +1,12 @@
+# Instances
+
+* <https://scribe.rip> (official)
+* <https://scribe.nixnet.services>
+
+## How do I get my instance on this list?
+
+Check out the [Contributing portion of the README](../README.md#contributing) and submit a patch to this file.
+
+## How do I start my own instance?
+
+There's no documentation at this time. If you have some server know-how, give it a shot. If you run into trouble, feel free to contact the [mailing list](https://lists.sr.ht/~edwardloveall/scribe) for help.

src/pages/faq/index_page.cr

@@ -8,6 +8,7 @@ class Faq::IndexPage < MainLayout
     article do
       auto_redirect
       why_would_i_want_this
+      other_instances
       mount Shared::LayoutFooter
     end
   end
@@ -84,4 +85,18 @@ class Faq::IndexPage < MainLayout
       end
     end
   end
+
+  private def other_instances
+    section do
+      h2 "Can I use Scribe on a different website? (instances)"
+      para do
+        text "You can! See "
+        a(
+          "this list",
+          href: "https://git.sr.ht/~edwardloveall/scribe/tree/main/docs/instances.md"
+        )
+        text " in the documentation."
+      end
+    end
+  end
 end