Set the bot username

Signed-off-by: Nikolai Rodionov <allanger@badhouseplants.net>

.woodpecker/go-generate.yaml

@@ -33,5 +33,9 @@ steps:
       - git config user.email "bot@badhouseplants.net"
       - git -C ./target checkout $CI_COMMIT_BRANCH || git -C ./target checkout -b $CI_COMMIT_BRANCH
       - git -C ./target add .
-      - 'git -C ./target commit --allow-empty -m "Update protobuf definitions: $CI_COMMIT_SHA"'
+      - |-
+        git -C ./target commit --allow-empty \
+          -m "Update protobuf definitions: ${CI_COMMIT_SHA:0:8}" \
+          -m "Commit link: ${CI_REPO_URL}/commit/${CI_COMMIT_SHA}" \
+          -m "Pipeline link: ${CI_PIPELINE_URL}"
       - git -C ./target push --set-upstream origin $CI_COMMIT_BRANCH