Restructure

- Restructure
- Add sops+age

hosts/common/optional/openssh.nix

@@ -0,0 +1,14 @@
+{ config, ... }:
+{
+  services.openssh = {
+    enable = true;
+    ports = [ 6969 ];
+    settings = {
+      PasswordAuthentication = false;
+      PermitEmptyPasswords = false;
+      KbdInteractiveAuthentication = false;
+      PermitRootLogin = "no";
+      PubkeyAuthentication = true;
+    };
+  };
+}