gnu: Add go-zgo-at-zstd.

* gnu/packages/golang-xyz.scm (go-zgo-at-zstd): New variable.

Change-Id: Ib9662c07d532944eba9da2c7b62c81fae656846a
Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

gnu/packages/golang-xyz.scm

@@ -7400,6 +7400,40 @@ (define-public go-zgo-at-termtext
 terminals.")
     (license license:expat)))
 
+(define-public go-zgo-at-zstd
+  (package
+    (name "go-zgo-at-zstd")
+    (version "0.0.0-20240922235538-9a93b98b4725")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/arp242/zstd")
+             (commit (go-version->git-ref version))))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "06nqiv1pkqnnqa3v6rlf0qfxgfd63vi4vv36acq54dxswxhcasaz"))))
+    (build-system go-build-system)
+    (arguments
+     (list
+      #:import-path "zgo.at/zstd"
+      #:phases
+      #~(modify-phases %standard-phases
+          ;; XXX: Replace when go-build-system supports nested path.
+          (replace 'check
+            (lambda* (#:key import-path tests? #:allow-other-keys)
+              (when tests?
+                (with-directory-excursion (string-append "src/" import-path)
+                  (invoke "go" "test" "-v"
+                          "-skip" "TestExists"
+                          "./..."))))))))
+    (home-page "https://github.com/arp242/zstd")
+    (synopsis "Extensions to Go's standard library")
+    (description
+     "Package @samp{zstd} is a collection of extensions to Go's standard
+library.")
+    (license license:expat)))
+
 ;;;
 ;;; Executables:
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