[bug#40402] [PATCH 1/3] gnu: Add emacs-modus-vivendi-theme.

[Dimakis Dimakakos <me@bendersteed.tech>]

From: Dimakakos Dimos <me@bendersteed.tech>

* gnu/packages/emacs-xyz.scm (emacs-modus-vivendi-theme): New variable.
---
 gnu/packages/emacs-xyz.scm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index c0ece8b94e..c28ab8ef49 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -20690,6 +20690,31 @@ is cast on a light backdrop (Modus Operandi) and another where light text is
 displayed against a dark background (Modus Vivendi).")
     (license license:gpl3+)))
 
+(define-public emacs-modus-vivendi-theme
+  (package
+  (name "emacs-modus-vivendi-theme")
+  (version "0.7.0")
+  (source
+    (origin
+      (method url-fetch)
+      (uri (string-append
+             "https://elpa.gnu.org/packages/modus-vivendi-theme-"
+             version
+             ".el"))
+      (sha256
+        (base32
+          "1w4vrg39dghghkvll3h4kmzykc3zpp6pbychb39gcc13z2b06v8g"))))
+  (build-system emacs-build-system)
+  (home-page
+    "https://gitlab.com/protesilaos/modus-themes")
+  (synopsis "Accessible dark theme (WCAG AAA)")
+  (description
+   "Modus vivendi is the dark version of the modus accessible
+themes for GNU Emacs. The contrast ratio between foreground and background
+values should always be >= 7:1, which conforms with the WCAG AAA accessibility
+standard. This is the highest standard of its kind.")
+  (license license:gpl3+)))
+
 (define-public emacs-punpun-theme
   (let ((commit "2f78125609277b2478abdebd8f9d5ee10a823b65")
         (revision "0"))
-- 
2.26.0