nixos/system/chromium.nix

{ pkgs, ... }: {
  environment.systemPackages = [ pkgs.chromium ];
  programs.chromium = rec {
    enable = true;
    defaultSearchProviderEnabled = true;
    defaultSearchProviderSearchURL = "https://duckduckgo.com/?q={searchTerms}";
    defaultSearchProviderSuggestURL = defaultSearchProviderSearchURL;
    extensions = [
      "cjpalhdlnbpafiamejdnhcphjbkeiagm" # ublock origin
    ];
    extraOpts = {
      "BrowserSignin" = 0;
      "DefaultBrowserSettingEnabled" = false;
      "DeviceAutoUpdateDisabled" = true;
      "SyncDisabled" = true;
      "PasswordManagerEnabled" = false;
      "SpellcheckEnabled" = true;
      "SpellcheckLanguage" = [ "en-GB" ];
      "AllowDinosaurEasterEgg" = true;
      "AllowSystemNotifications" = true;
      "AutoFillEnabled" = false;
      "BrowserLabsEnabled" = false;
      "BookmarkBarEnabled" = false;
      "ShowHomeButton" = false;
      "HomepageIsNewTabPage" = false;
      "RestoreOnStartup" = 5;
    };
  };
}