[feat] Restructure the repo

common/firefox.nix

@@ -0,0 +1,63 @@
+{ device, pkgs, ... }: {
+  programs.firefox = {
+    enable = device.isLinux;
+    profiles.default = {
+      userChrome = let
+        csshacks = pkgs.fetchFromGitHub {
+          owner = "MrOtherGuy";
+          repo = "firefox-csshacks";
+          rev = "master";
+          sha256 = "sha256-XJ+MTEADzOsCIh0I8EAxbtIpDHfMJsN68sKBy7/1l60=";
+        };
+      in ''
+        @import url(${csshacks}/chrome/toolbars_below_content.css);
+        @import url(${csshacks}/chrome/scrollable_menupopups.css);
+        @import url(${csshacks}/chrome/linux_gtk_window_control_patch.css);
+      '';
+      extensions = with pkgs.nur.repos.rycee.firefox-addons; [
+        privacy-badger
+        bitwarden
+        tridactyl
+      ];
+    };
+    nativeMessagingHosts = [ pkgs.tridactyl-native ];
+    policies = {
+      ExtensionSettings = {
+        "uBlock0@raymondhill.net" = {
+          install_url =
+            "https://addons.mozilla.org/firefox/downloads/latest/ublock-origin/latest.xpi";
+          installation_mode = "force_installed";
+        };
+      };
+      DisableFirefoxStudies = true;
+      DisablePocket = true;
+      DisableTelemetry = true;
+      FeatureRecommendations = false;
+      SkipOnboarding = true;
+      Preferences = {
+        "toolkit.legacyUserProfileCustomizations.stylesheets" = {
+          Value = true;
+          Status = "default";
+        };
+        "browser.urlbar.suggest.calculator" = {
+          Value = true;
+          Status = "default";
+        };
+        "extensions.quarantinedDomains.enabled" = {
+          Value = false;
+          Status = "default";
+        };
+      };
+      FirefoxHome = {
+        "Search" = true;
+        "TopSites" = false;
+        "SponsoredTopSites" = false;
+        "Highlights" = false;
+        "Pocket" = false;
+        "SponsoredPocket" = false;
+        "Snippets" = false;
+        "Locked" = false;
+      };
+    };
+  };
+}