Add automatic redirect instructions to homepage

src/pages/home/index_page.cr

@@ -27,6 +27,38 @@ class Home::IndexPage < MainLayout
           end
         end
       end
+      section do
+        h2 "How-To Automatically"
+        para do
+          text "If you don't want to manually change the URL every time, you can use an extension to do it for you. "
+          a "This extension", href: "https://einaregilsson.com/redirector/"
+          text " works well across most browsers."
+        end
+        para "Once installed, create a new redirect with the following settings:"
+        ul do
+          li do
+            strong "Description: "
+            code "Medium -> Scribe"
+          end
+          li do
+            strong "Example URL: "
+            code "https://medium.com/@user/post-123456abcdef"
+          end
+          li do
+            strong "Include pattern: "
+            code ".*medium.com/(.*)"
+          end
+          li do
+            strong "Redirect to: "
+            code "https://scribe.rip/$1"
+          end
+          li do
+            strong "Pattern type: "
+            code "( ) Wildcard   (•) Regular Expression"
+          end
+        end
+        para "Visiting any medium.com site (including user.medium.com subdomains) should now redirect to Scribe instead!"
+      end
       section do
         footer do
           para do