refactor(auth): use heex templates

Signed-off-by: SphericalKat <amolele@gmail.com>

lib/ketbin/pastes/utils.ex

@@ -13,14 +13,19 @@ defmodule Ketbin.Pastes.Utils do
 
   def generate_key(length \\ 10) do
     random = Enum.random([0, 1])
-    Enum.map(0..length, fn i -> if Integer.mod(i, 2) == random, do: rand_consonant(), else: rand_vowel() end)
-    |> List.to_string
+
+    Enum.map(0..length, fn i ->
+      if Integer.mod(i, 2) == random, do: rand_consonant(), else: rand_vowel()
+    end)
+    |> List.to_string()
   end
 
   def is_url?(url) do
     try do
       uri = URI.parse(url)
-      uri.scheme != nil && uri.host =~ "." && Enum.member?(["https", "http", "mailto"], uri.scheme) && !(uri.host =~ "katb.in")
+
+      uri.scheme != nil && uri.host =~ "." &&
+        Enum.member?(["https", "http", "mailto"], uri.scheme) && !(uri.host =~ "katb.in")
     rescue
       FunctionClauseError -> false
     end