1695: Update infrastructure for golang-crossbuild BK pipelines (#327)

Author: oakrizan

.buildkite/pull-requests.json

@@ -5,7 +5,7 @@
             "pipelineSlug": "golang-crossbuild",
             "allow_org_users": true,
             "allowed_repo_permissions": ["admin", "write"],
-            "allowed_list": [ ],
+            "allowed_list": ["dependabot[bot]", "mergify[bot]"],
             "set_commit_status": true,
             "build_on_commit": true,
             "build_on_comment": true,
@@ -14,7 +14,8 @@
             "skip_ci_labels": [  ],
             "skip_target_branches": [ ],
             "skip_ci_on_only_changed": [ ],
-            "always_require_ci_on_changed": [ ]
+            "always_require_ci_on_changed": [ ],
+            "fail_on_not_mergeable": true
         }
     ]
 }

catalog-info.yaml

@@ -34,12 +34,14 @@ spec:
       name: golang-crossbuild
       description: 'Pipeline for the golang-crossbuild project'
     spec:
-      branch_configuration: "main v1.*"
+#      TODO uncomment when pipeline is ready
+#      branch_configuration: "main v1.*" # temporarily disable to build PRs from forks
       pipeline_file: ".buildkite/pipeline.yml"
       provider_settings:
+        build_tags: true
+        publish_commit_status: true
         build_pull_request_forks: false
         build_pull_requests: true # requires filter_enabled and filter_condition settings as below when used with buildkite-pr-bot
-        build_tags: true
         filter_enabled: true
         filter_condition: >-
           build.pull_request.id == null || (build.creator.name == 'elasticmachine' && build.pull_request.id != null)