feat: rework to modular

modules/services/gpg.nix

@@ -0,0 +1,11 @@
+{ pkgs, ... }:
+{
+  programs.gpg.enable = true;
+
+  services.gpg-agent = {
+    enable = true;
+    enableBashIntegration = true;
+    enableZshIntegration = true;
+    pinentry.package = pkgs.pinentry-curses;
+  };
+}

modules/services/ssh.nix

@@ -0,0 +1,22 @@
+{ lib, ... }:
+{
+  programs.ssh = {
+    enable = true;
+    enableDefaultConfig = false;
+
+    matchBlocks."*" = {
+      addKeysToAgent = lib.mkDefault "yes";
+      compression = lib.mkDefault false;
+      controlMaster = lib.mkDefault "no";
+      controlPath = lib.mkDefault "~/.ssh/master-%r@%n:%p";
+      controlPersist = lib.mkDefault "no";
+      forwardAgent = lib.mkDefault true;
+      hashKnownHosts = lib.mkDefault false;
+      serverAliveCountMax = lib.mkDefault 3;
+      serverAliveInterval = lib.mkDefault 0;
+      userKnownHostsFile = lib.mkDefault "~/.ssh/known_hosts";
+    };
+  };
+
+  services.ssh-agent.enable = true;
+}

modules/services/tailscale.nix

@@ -0,0 +1,9 @@
+{ lib, pkgs, ... }:
+let
+  tailscale = lib.attrByPath [ "tailscale" ] null pkgs;
+in
+{
+  home.packages = builtins.filter (pkg: pkg != null) [
+    tailscale
+  ];
+}