Trigger version update in documentation

Author: rithikanarayan

ci/input_files/build.yaml.tpl

@@ -206,6 +206,20 @@ publish-pypi-package:
   script:
     - ./ci/publish_pypi.sh
 
+update-layer-versions-docs:
+  stage: publish
+  trigger:
+    project: DataDog/serverless-ci
+    inputs:
+      RUN_LAMBDA_LAYER_DOCUMENTATION: true
+      RUN_LAMBDA_DATADOG_CI: true
+      RUN_LAMBDA_UI_LAYER_VERSIONS: true
+      RUN_LAMBDA_RUNTIMES: true
+  rules:
+    - if: '$CI_COMMIT_TAG =~ /^v.*/'
+  needs: {{ range $runtime := (ds "runtimes").runtimes }}
+    - publish-layer-prod ({{ $runtime.name }}-{{ $runtime.arch}})
+
 layer bundle:
   stage: build
   tags: ["arch:amd64"]