feat(portal): reuse unlock code for protected downloads

flake.nix

@@ -39,7 +39,7 @@
             packages = developmentPackages ++ [ pkgs.playwright-driver ];
             PLAYWRIGHT_MODULE = "${pkgs.playwright-driver}/index.mjs";
             PLAYWRIGHT_BROWSERS_PATH = pkgs.playwright-driver.selectBrowsers {
-              withFirefox = false;
+              withFirefox = true;
               withWebkit = false;
               withFfmpeg = false;
             };