alexander: Add new IdentityFile

modules/users/alexander.nix

@@ -25,11 +25,17 @@
         enable = true;
         extraConfig = ''
           IdentityFile ~/.ssh/gitea_papatutuwawa
+          IdentityFile ~/.ssh/github_polynomdivision
 
           Host git.polynom.me
               HostName git.polynom.me
               User git
               IdentityFile ~/.ssh/gitea_papatutuwawa
+
+          Host github.com
+              HostName github.com
+              User git
+              IdentityFile ~/.ssh/github_polynomdivision
         '';
       };