Extract more modules

user/firefox.nix

@@ -0,0 +1,35 @@
+{ config, pkgs, lib, font, ... }:
+let inherit (import ./variables.nix) key theme color accent font;
+in {
+  config = {
+    programs.firefox = {
+      enable = true;
+      package = pkgs.firefox;
+      extensions = with pkgs.nur.repos.rycee.firefox-addons; [
+        darkreader
+        ublock-origin
+        tree-style-tab
+        sponsorblock
+        duckduckgo-privacy-essentials
+      ];
+      profiles = {
+        main = {
+          isDefault = true;
+          settings = {
+            "devtools.theme" = "dark";
+            "toolkit.legacyUserProfileCustomizations.stylesheets" = true;
+            "browser.tabs.inTitlebar" = 0;
+
+            "media.ffmpeg.vaapi.enabled" = true;
+            "media.ffvpx.enabled" = false;
+            "media.av1.enabled" = false;
+            "gfx.webrender.all" = true;
+          };
+          userChrome = ''
+            #tabbrowser-tabs { visibility: collapse !important; }
+          '';
+        };
+      };
+    };
+  };
+}