gnu: Add emacs-erc-image.

* gnu/packages/emacs-xyz.scm (emacs-erc-image): New variable.

Signed-off-by: Oleg Pykhalov <go.wigust@gmail.com>

gnu/packages/emacs-xyz.scm

@@ -9058,6 +9058,29 @@ arXiv, Google Scholar, Library of Congress, etc.
 @code{wmctrl} command-line window-management program.")
       (license license:gpl3+))))
 
+(define-public emacs-erc-image
+  (let ((commit "82fb3871f02e24b1e880770b9a3d187aab43d0f0")
+        (revision "1"))
+    (package
+      (name "emacs-erc-image")
+      (version (git-version "0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/kidd/erc-image.el")
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32
+           "1q8mkf612fb4fjp8h4kbr107wn083iqfdgv8f80pcmil8y33dw9i"))))
+      (build-system emacs-build-system)
+      (home-page "https://github.com/kidd/erc-image.el")
+      (synopsis "Show inlined images (png/jpg/gif/svg) in ERC buffers")
+      (description "This plugin subscribes to hooks @code{erc-insert-modify-hook}
+and @code{erc-send-modify-hook} to download and show images.")
+      (license license:gpl3+))))
+
 (define-public emacs-helm-gtags
   (package
     (name "emacs-helm-gtags")