added ssh, removed unnecessary imports in flake.nix

modules/services/ssh.nix

@@ -0,0 +1,16 @@
+{ config, lib, pkgs, ... }
+with lib; let 
+    cfg = config.myOptions.programs.ssh;
+    username = config.myOptions.other.system.username;
+in  {
+    options.myOptions.programs.ssh.enable = mkEnableOption "ssh";
+
+    config = mkIf cfg.enable {
+        home-manager.users.${username} = {
+            programs.ssh = {
+                startAgent = true;
+            };
+        };
+    };
+
+}