adds Node to listen to all events on a mattermost websocket for a user by Personal Access Token adds Node to send messages with attachments support
this module uses mattermost-redux/client/websocket_client.js and mattermost-redux/client/client4.js to work with mattermost web sockets and HTTP API correspondingly
#mm-ws-listen simply listens to all websocket events mattermost will send to authorized user. received messaged contain event type and data field with details
- for posted event type we copy all fields from data.post to the main payload for convenience
#mm-ws-send simply calls mattermost createPost API endpoint (see https://api.mattermost.com/#operation/CreatePost for details) supported parameters are
- channel_id
- message
- attachments (see https://developers.mattermost.com/integrate/admin-guide/admin-message-attachments/ for details)
#attachments integration see examples flow for details