general overhaul

modules/home/apps/thunderbird/default.nix

@@ -0,0 +1,27 @@
+{
+  config,
+  lib,
+  namespace,
+  ...
+}:
+with lib;
+with lib.${namespace};
+let
+  cfg = config.${namespace}.apps.thunderbird;
+in
+{
+  options.${namespace}.apps.thunderbird = with types; {
+    enable = mkBoolOpt false "Whether or not to enable Firefox.";
+  };
+
+  config = mkIf cfg.enable {
+    programs.thunderbird = {
+      enable = true;
+
+      profiles."philipp" = {
+        isDefault = true;
+      };
+    };
+  };
+
+}