[bug#68742] [PATCH] gnu: river: Add river.desktop file.

[Erik Eduardo]

From: Erik Eduardo <erikeah@protonmail.com>

* gnu/packages/zig-xyz.scm (river)[arguments]: Add 'install-extra-files
  phase after 'install phase to install the river.desktop file inside
  share/wayland-sessions directory.

Change-Id: I19fbcfa09a6b06ed602ec4be1b06cc6e2cd2a9a1
---
 gnu/packages/zig-xyz.scm | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/zig-xyz.scm b/gnu/packages/zig-xyz.scm
index 200b5c9940..ca73c6bad8 100644
--- a/gnu/packages/zig-xyz.scm
+++ b/gnu/packages/zig-xyz.scm
@@ -52,7 +52,16 @@ (define-public river
     (build-system zig-build-system)
     (arguments
      (list
-      #:zig-build-flags #~(list "-Dxwayland")   ;experimental xwayland support
+      #:phases #~(modify-phases %standard-phases
+                   (add-after 'install 'install-extra-files
+                     (lambda* (#:key outputs #:allow-other-keys)
+                       (let* ((out (assoc-ref outputs "out"))
+                              (wayland-sessions (string-append out
+                                                 "/share/wayland-sessions")))
+                         (mkdir-p wayland-sessions)
+                         (install-file "contrib/river.desktop"
+                                       wayland-sessions)))))
+      #:zig-build-flags #~(list "-Dxwayland") ;experimental xwayland support
       #:zig-release-type "safe"))
     (native-inputs (list libevdev
                          libxkbcommon

base-commit: 66dd088d3c3404f5cbe2d4d4c5e8f93d184703b0
-- 
2.41.0

Thanks a lot for the welcoming! Here it's the patch with commit message fixed.