move the meta tags into a helper

app/helpers/application_helper.rb

@@ -1,2 +1,27 @@
 module ApplicationHelper
+  def sharing_meta_tags(title: "Feed Your Email")
+    description = "Generate an email address you can use for any newsletter, and a corresponding feed you can use to read those emails."
+    image = root_url + "card.jpg"
+
+    [
+      # OpenGraph
+      tag.meta(property: "og:title", content: title),
+      tag.meta(property: "og:description", content: description),
+      tag.meta(property: "og:url", content: root_url),
+      tag.meta(property: "og:image", content: image),
+      tag.meta(property: "og:site_name", content: title),
+      tag.meta(property: "og:locale", content: "en_US"),
+      tag.meta(property: "og:type", content: "website"),
+      # Twitter
+      tag.meta(property: "twitter:card",  content: "summary_large_image"),
+      tag.meta(property: "twitter:title", content: title),
+      tag.meta(property: "twitter:description", content: description),
+      tag.meta(property: "twitter:image", content: image),
+      tag.meta(property: "twitter:site", content: root_url),
+      tag.meta(property: "twitter:creator", content: "@indirect"),
+      # Icons
+      tag.link(rel: "icon", type: "image/svg+xml", href: "/favicon.svg"),
+      tag.link(rel: "alternate icon", href: "/favicon.ico"),
+    ].join("\n").html_safe
+  end
 end

app/views/layouts/application.html.erb

@@ -5,18 +5,7 @@
     <meta name="viewport" content="width=device-width,initial-scale=1">
     <%= csrf_meta_tags %>
     <%= csp_meta_tag %>
-
-    <%= tag.meta property: "og:title", content: "Feed Your Email" %>
-    <%= tag.meta property: "og:image", content: "https://feedyouremail.arko.me/card.jpg" %>
-    <%= tag.meta property: "og:description", content: "Generate an email address you can use for any newsletter, and a corresponding feed you can use to read those emails." %>
-
-    <%= tag.meta property: "twitter:card",  content: "summary_large_image" %>
-    <%= tag.meta property: "twitter:title", content: "Feed Your Email" %>
-    <%= tag.meta property: "twitter:image", content: "https://feedyouremail.arko.me/card.jpg" %>
-    <%= tag.meta property: "twitter:description", content: "Generate an email address you can use for any newsletter, and a corresponding feed you can use to read those emails." %>
-
-    <link rel="icon" type="image/svg+xml" href="/favicon.svg">
-    <link rel="alternate icon" href="/favicon.ico">
+    <%= sharing_meta_tags %>
 
     <%= stylesheet_link_tag "tailwind", "inter-font", "data-turbo-track": "reload" %>
     <%= stylesheet_link_tag "application", "data-turbo-track": "reload" %>