Add pre and post commit hooks

Author: nkammah

.buildkite/hooks/post-command

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# This hook should only be invoked for builds triggered by the Buildkite PR bot
+if [ -z ${GITHUB_PR_OWNER+set} ] || [ -z ${GITHUB_PR_REPO+set} ] || [ -z ${GITHUB_PR_TRIGGERED_SHA+set} ];then
+  exit 0
+fi
+
+gitHubToken=$(vault read -field=value secret/ci/elastic-docs/docs_preview_cleaner)
+
+if [ -n "$BUILDKITE_COMMAND_EXIT_STATUS" ] && [ "$BUILDKITE_COMMAND_EXIT_STATUS" -eq "0" ];then
+  status_state="success"
+else
+  status_state="failure"
+fi
+
+githubPublishStatus="https://api.github.com/repos/${GITHUB_PR_OWNER}/${GITHUB_PR_REPO}/statuses/${GITHUB_PR_TRIGGERED_SHA}"
+data='{"state":"'$status_state'","target_url":"'$BUILDKITE_BUILD_URL'","description":"Build finished.","context":"buildkite/docs"}'
+echo "Setting buildkite/docs commit status to ${status_state}"
+curl -s -L \
+  -X POST \
+  -H "Accept: application/vnd.github+json" \
+  -H "Authorization: Bearer ${gitHubToken}" \
+  -H "X-GitHub-Api-Version: 2022-11-28" \
+  "${githubPublishStatus}" \
+  -d "${data}"

.buildkite/hooks/pre-command

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+# Configure the git author and committer information
+export GIT_AUTHOR_NAME='Buildkite CI'
+export GIT_AUTHOR_EMAIL='[email protected]'
+export GIT_COMMITTER_NAME=$GIT_AUTHOR_NAME
+export GIT_COMMITTER_EMAIL=$GIT_AUTHOR_EMAIL
+
+# The reminder of this hook should only be invoked for builds triggered by the Buildkite PR bot
+if [ -z ${GITHUB_PR_OWNER+set} ] || [ -z ${GITHUB_PR_REPO+set} ] || [ -z ${GITHUB_PR_TRIGGERED_SHA+set} ];then
+  exit 0
+fi
+
+gitHubToken=$(vault read -field=value secret/ci/elastic-docs/docs_preview_cleaner)
+
+githubPublishStatus="https://api.github.com/repos/${GITHUB_PR_OWNER}/${GITHUB_PR_REPO}/statuses/${GITHUB_PR_TRIGGERED_SHA}"
+data='{"state":"pending","target_url":"'$BUILDKITE_BUILD_URL'","description":"Build started.","context":"buildkite/docs"}'
+echo "Setting buildkite/docs commit status to pending"
+curl -s -L \
+  -X POST \
+  -H "Accept: application/vnd.github+json" \
+  -H "Authorization: Bearer ${gitHubToken}" \
+  -H "X-GitHub-Api-Version: 2022-11-28" \
+  "${githubPublishStatus}" \
+  -d "${data}"