Add Notification Nodes. (#686)

custom-node-list.json

@@ -9340,6 +9340,16 @@
             ],
             "install_type": "unzip",
             "description": "This is a node to convert an image into a CMYK Halftone dot image."
+        },
+        {
+            "author": "royceschultz",
+            "title": "ComfyUI-Notifications",
+            "reference": "https://github.com/royceschultz/ComfyUI-Notifications",
+            "files": [
+                "https://github.com/royceschultz/ComfyUI-Notifications"
+            ],
+            "install_type": "git-clone",
+            "description": "Send notifications when a workflow completes."
         }
     ]
 }