fix: Git-annex fixes

users/lain/default.nix

@@ -9,6 +9,7 @@
 
     openssh.authorizedKeys.keyFiles = [
       ../../public-keys/crumb-at-guix-rebound.pub
+      ../../public-keys/crumble-at-fruitbook.pub
     ];
   };
 
@@ -17,6 +18,12 @@
     ];
 
     sydnix = {
+      impermanence = {
+        enable = true;
+        directories = [
+          ".ssh"
+        ];
+      };
     };
 
     # Don't touch!