added notify step to ci

.woodpecker.yml

@@ -1,6 +1,21 @@
 pipeline:
-  test:
+  build_and_test:
     image: rust
     commands:
-      - cargo build
+      - cargo build --release
       - cargo test
+
+  notify:
+    # http://plugins.drone.io/appleboy/drone-discord/
+    image: appleboy/drone-discord
+    settings:
+      webhook_id:
+        from_secret: discord_id
+      webhook_token:
+        from_secret: discord_token
+      message: >
+        {{#success build.status}}
+          build {{build.number}} succeeded. Good job.
+        {{else}}
+          build {{build.number}} failed. Fix me please.
+        {{/success}}