Use bootstrap structure with current pipeline

.buildkite/pipeline.yml

@@ -1,12 +1,8 @@
 # yaml-language-server: $schema=https://raw.githubusercontent.com/buildkite/pipeline-schema/main/schema.json
-
-env:
-  VAULT_PATH: "kv/ci-shared/observability-ingest/cloud/gcp"
-  DOCKER_REGISTRY: "docker.elastic.co"
 steps:
   - label: "Integration tests"
     key: "integration-tests"
-    command: ".buildkite/scripts/integration_tests.sh"
+    command: ".buildkite/scripts/steps/tests/integration.sh"
     branches: "main"
     artifact_paths:
       - "build/TEST-**"

.buildkite/pull-requests.json

@@ -31,22 +31,6 @@
             "skip_target_branches": [ ],
             "skip_ci_on_only_changed": [ ],
             "always_require_ci_on_changed": [ ]
-        },
-        {
-            "enabled": true,
-            "pipelineSlug": "package-core",
-            "allow_org_users": true,
-            "allowed_repo_permissions": ["admin", "write"],
-            "allowed_list": [],
-            "set_commit_status": false,
-            "build_on_commit": false,
-            "build_on_comment": true,
-            "trigger_comment_regex": "^(?:(?:buildkite\\W+)?(?:packageCore)\\W+(?:this|it))|^/packageCore$",
-            "always_trigger_comment_regex": "^(?:(?:buildkite\\W+)?(?:packageCore)\\W+(?:this|it))|^/packageCore$",
-            "skip_ci_labels": [  ],
-            "skip_target_branches": [ ],
-            "skip_ci_on_only_changed": [ ],
-            "always_require_ci_on_changed": [ ]
         }
     ]
 }

.buildkite/scripts/common/env.sh

@@ -14,3 +14,4 @@ fi
 export GO_VERSION
 export BEAT_VERSION=$(grep -oe "\d.\d.\d[-\w\d]*" ${WORKSPACE}/version/version.go)
 export ELASTIC_AGENT_BASE_BRANCH=main
+export VAULT_PATH="kv/ci-shared/observability-ingest/cloud/gcp"

.buildkite/scripts/steps/tests/env.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+export DEV=true
+export EXTERNAL=true
+export SNAPSHOT=true
+export PLATFORMS=linux/amd64,linux/arm64
+export PACKAGES=tar.gz

.buildkite/scripts/steps/tests/integration.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+set -euxo pipefail
+
+.buildkite/scripts/bootstrap.sh
+
+source .buildkite/scripts/steps/tests/env.sh
+
+# Install mage
+make mage
+
+# PACKAGE
+mage package
+
+# Run integration tests
+set +e
+mage integration:test
+TESTS_EXIT_STATUS=$?
+set -e
+
+# HTML report
+go install github.com/alexec/junit2html@latest
+junit2html < build/TEST-go-integration.xml > build/TEST-report.html
+
+exit $TESTS_EXIT_STATUS