Add Matrix notifications

.drone.yml

@@ -39,6 +39,21 @@ steps:
       - name: site
         path: /site
 
+  - name: notify
+    image: plugins/matrix
+    settings:
+      homeserver: https://conference.heavensinferno.net
+      roomid:
+        from_secret: roomid
+      accesstoken:
+        from_secret: access_token
+      userid:
+        from_secret: user_id
+    when:
+      status:
+        - failure
+        - success
+
 volumes:
   - name: site
     host: