git

modules/home/ssh.nix

@@ -0,0 +1,19 @@
+{ config, lib, ... }:
+{
+  programs.ssh.startAgent = true;
+
+  home.packages = [ pkgs.openssh ];
+
+  home.activation.generateSshKey = lib.hm.dag.entryAfter [ "writeBoundary" ] ''
+    key="$HOME/.ssh/id_ed25519"
+    if [ ! -f "$key" ]; then
+      umask 077
+      mkdir -p "$HOME/.ssh"
+      ssh-keygen -t ed25519 -N "" -f "$key" \
+        -C "${config.home.username}@$(hostnamectl --static)"
+      echo "Generated SSH key at $key"
+      echo "Public key:"
+      cat "$key.pub"
+    fi
+  '';
+}