rosenthal: Add ohmyech-icecat.

* modules/rosenthal/packages/browser-extensions.scm: New file.

modules/rosenthal/packages/browser-extensions.scm

@@ -0,0 +1,61 @@
+;; SPDX-FileCopyrightText: 2023-2024 Hilton Chain <hako@ultrarare.space>
+;;
+;; SPDX-License-Identifier: GPL-3.0-or-later
+
+(define-module (rosenthal packages browser-extensions)
+  #:use-module (srfi srfi-1)
+  #:use-module (guix gexp)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (guix git-download)
+  #:use-module (guix build-system copy)
+  #:use-module (gnu build icecat-extension))
+
+(define-public ohmyech
+  (package
+    (name "ohmyech")
+    (version "1.1")
+    (properties
+     '((addon-id . "{46b8ab0b-8adf-4e43-ad67-acef5a8d45c9}")
+       (hidden? . #t)
+       (rosenthal-update? . #f)))
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/27justin/ohmyech")
+                    (commit "ec7935d500a9d354776586e25261cef3595c40c7")))
+              (sha256
+               (base32
+                "1mrbm8c8z9zpfrs0qk5qj64f35p7c5lrxfn3nhda0ar0b2rv6593"))
+              (modules '((guix build utils)))
+              (snippet
+               #~(substitute* "manifest.json"
+                   (("\"version\".*" line)
+                    (string-append line "\
+  \"browser_specific_settings\": {
+    \"gecko\": {
+      \"id\": \"" #$(assq-ref properties 'addon-id) "\"
+    }
+  },
+"))))))
+    (build-system copy-build-system)
+    (arguments
+     (list #:install-plan
+           #~'(("." #$(assq-ref (package-properties this-package) 'addon-id)))))
+    (home-page "https://github.com/27justin/ohmyech")
+    (synopsis "Visual indicator for Encrpted Client Hello")
+    (description
+     "OhMyECH is a browser extension for indicating the use of @acronym{ECH,
+Encrypted Client Hello} on web pages.  When enabled, it adds an icon to the
+browser address bar, providing users with a visual cue about whether the
+current page employs @acronym{ECH}, which helps protect sensitive information
+during the @acronym{TLS, Transport Layer Security} handshake process.")
+    (license license:expat)))
+
+(define-public ohmyech-icecat
+  (let ((base (make-icecat-extension ohmyech)))
+    (package
+      (inherit base)
+      (properties
+       `(,@(alist-delete 'hidden? (package-properties base))
+         (rosenthal-update? . #f))))))