fix: SSH key fixes

users/lain/files.nix

@@ -0,0 +1,9 @@
+{ config, lib, pkgs, ... }:
+
+let mutableSymlink = config.lib.file.mkOutOfStoreSymlink;
+in {
+  home.file.".ssh/id_ed25519".source =
+    mutableSymlink "/persist/private-keys/ssh/lain-at-deertopia";
+  home.file.".ssh/id_ed25519.pub".source =
+    ../../public-keys/ssh/lain-at-deertopia.pub;
+}