Add opensnitch and test gpg stuff

nixos/common/services/gnupg-agent.nix

@@ -3,7 +3,8 @@
     enable = true;
     enableSSHSupport = true;
     enableBrowserSocket = true;
-    pinentryFlavor = "emacs";
+    enableExtraSocket = true;
+    pinentryFlavor = "tty";
   };
 
   environment.systemPackages = with pkgs; [

nixos/common/services/opensnitch.nix

@@ -0,0 +1,7 @@
+{lib, pkgs, desktop, ... }: {
+    environment.systemPackages = [ ]  ++ lib.optional (builtins.isString desktop) opensnitch-ui;
+
+    services.opensnitch = {
+        enable = true;
+    };
+}

nixos/default.nix

@@ -8,6 +8,7 @@
       ./common/services/tailscale.nix
       ./common/services/fwupd.nix
       ./common/services/gnupg-agent.nix
+      ./common/services/opensnitch.nix
 
       # CLI Software
       ./common/software/cli/weechat.nix