fix ssh-agent for jobrad

nixos/components/gui/home-manager/ssh.nix

@@ -12,6 +12,8 @@
         "*.jobrad.org" = {
           user = "iwagner";
           identityFile = "~/.ssh/jobrad_ed25519";
+          identitiesOnly = true;
+          extraOptions.IdentityAgent = "/run/user/1337/jobrad.ssh";
         };
         "lassul.us" = {
           user = "download";

nixos/components/network/sshd/known-hosts-public.nix

@@ -25,8 +25,7 @@ with lib;
         "35.159.8.160"
         "52.74.223.119"
       ];
-      publicKey =
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOMqqnkVzrm0SdG6UOoqKLsabgH5C9okWi0dh2l9GKJl";
-        "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAq2A7hRGmdnm9tUDbO9IDSwBK6TbQa+PXYPCPy6rbTrTtw7PHkccKrpp0yVhp5HdEIcKr6pLlVDBfOLX9QUsyCOV0wzfjIJNlGEYsdlLJizHhbn2mUjvSAHQqZETYP81eFzLQNnPHt4EVVUh7VfDESU84KezmD5QlWpXLmvU31/yMf+Se8xhHTvKSCZIFImWwoG6mbUoWf9nzpIoaSjB+weqqUUmpaaasXVal72J+UX2B+2RPW3RcT0eOzQgqlJL3RKrTJvdsjE3JEAvGq3lGHSZXy28G3skua2SmVi/w4yCE6gbODqnTWlg7+wC604ydGXA8VJiS5ap43JXiUFFAaQ==";
     };
     gitlab = {
       hostNames = [ "gitlab.com" ];