Add Fifefox module

modules/home-manager/web/firefox/default.nix

@@ -0,0 +1,62 @@
+{ lib, config, pkgs, ... }:
+with lib;
+let
+  merge = foldr (a: b: a // b) { };
+  cfg = config.modules.web.firefox;
+in
+{
+  options.modules.web.firefox = {
+    enable = mkEnableOption "enable Firefox web browser";
+  };
+  config = mkIf cfg.enable {
+
+    nixpkgs.overlays = [
+      inputs.nur.overlay
+    ];
+    programs.browserpass = {
+      enable = true;
+      browsers = ["firefox"];
+    };
+    programs.firefox = {
+      package = pkgs.wrapFirefox pkgs.firefox-unwrapped {
+        nativeMessagingHosts = [
+          # Tridactyl native connector
+          pkgs.tridactyl-native
+          pkgs.browserpass
+        ];
+      };
+      enable = true;
+      profiles.ephase = {
+        id = 0;
+        name = "ephase";
+        isDefault = true;
+        extensions = with pkgs.nur.repos.rycee.firefox-addons; [
+          browserpass
+          consent-o-matic
+          cookie-autodelete
+          darkreader
+          decentraleyes
+          tridactyl
+          ublock-origin
+        ];
+        search = {
+          force = true;
+          default = "DuckDuckGo";
+        };
+        settings = merge [
+          (import ./conf/doh.nix)
+          (import ./conf/drm.nix)
+          (import ./conf/experiments.nix)
+          (import ./conf/extensions.nix)
+          (import ./conf/preferences.nix)
+          (import ./conf/privacy.nix)
+          (import ./conf/safebrowsing.nix)
+          (import ./conf/suggest.nix)
+          (import ./conf/telemetry.nix)
+          (import ./conf/theme.nix)
+          (import ./conf/tracking.nix)
+        ];
+      };
+    };
+  };
+}