[Altair] Adds Thunderbird email, protonmail bridge. [Nix] Fixes deprecated expressions

system/hosts/vega/drew.nix

@@ -9,6 +9,7 @@
       "/features/development/markdown.nix"
       "/features/development/typescript.nix"
       "/features/development/vscode.nix"
+      "/features/email.nix"
       "/features/eww"
       "/features/image-editing.nix"
       "/features/linux-desktop.nix"
@@ -29,9 +30,9 @@
   home.username = "drew";
   home.homeDirectory = "/home/drew";
 
-  programs.git = {
-    userName = "Drew Haven";
-    userEmail = "periodic@blazestar.net";
+  programs.git.settings.user = {
+    name = "Drew Haven";
+    email = "periodic@blazestar.net";
   };
 
   wayland.windowManager.hyprland.settings = {