Fix macOS configuration and add R to path

hosts/darwin/system/os.nix

@@ -1,4 +1,4 @@
-{ ... }:
+{ pkgs, ... }:
 {
   system.primaryUser = "alistreaza";
   nixpkgs.hostPlatform = "aarch64-darwin";
@@ -12,4 +12,7 @@
   os.homebrew.obsidian.enable = true;
   os.homebrew.microsoft.enable = true;
   os.homebrew.keka.enable = true;
+
+  # Fix on R install. # Case sensitive bug
+  environment.systemPackages = with pkgs; [ R ];
 }

hosts/darwin/system/partials/system.nix

@@ -11,10 +11,11 @@
         GuestEnabled = false;
       };
       dock = {
+        minimize-to-application = true;
         show-recents = false;
         tilesize = 30;
         autohide = false;
-        orientation = "right";
+        orientation = "bottom";
         persistent-apps = [
           { app = "/Applications/Zen.app"; }
           { app = "/System/Applications/Mail.app"; }