ci: auto revert PRs when they break main

.github/workflows/pullrequest.yml

@@ -288,8 +288,7 @@ jobs:
         with:
           github_token: ${{ secrets.github_token }}
           reporter: github-pr-review
-          fail_on_error: true
-          level: info
+          fail-level: info
           exclude: >-
             */node_modules/*
 

.github/workflows/revert-pr.yaml

@@ -0,0 +1,31 @@
+name: Auto Revert on Failed Checks
+
+on:
+  check_suite:
+    types: [completed]
+
+permissions:
+  contents: write
+  pull-requests: write
+
+jobs:
+  auto-revert:
+    name: Revert PR
+    runs-on: ec2-runners
+    container:
+      image: public.ecr.aws/m3u4c4h9/island-is/actions-runner-public:latest
+    # if: github.event.pull_request.merged == true && github.event.workflow_run.conclusion == 'failure'
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Debug
+        run: |
+          echo '${{ toJson(github.event.check_suit.conclusion) }}'
+      - name: Create Revert PR
+        if: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          echo ${{ github.event.workflow_run.conclusion }}
+          REVERT_PR=$(bash ./scripts/ci/revert-pr.sh "${{ github.event.pull_request.number }}")
+          gh pr edit $REVERT_PR --add-label "automerge,high priority"

scripts/ci/revert-pr.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+PR=$1
+read -r NODE_ID TITLE < <(gh api "repos/island-is/island.is/pulls/${PR}" --jq '[.node_id, .title] | @tsv')
+
+# shellcheck disable=SC2016
+gh api graphql -f query='
+  mutation ($pr: ID!, $title: String, $body: String) {
+    revertPullRequest(
+      input: {
+        title: $title,
+        body: $body,
+        pullRequestId: $pr
+      }
+    ) {
+      revertPullRequest {
+        number
+      }
+    }
+  }' \
+  -f "pr=${NODE_ID}" \
+  -f "title=revert: ⚠️  ${TITLE}" \
+  -f "body=Reverts PR #${PR}" --jq '.data.revertPullRequest.revertPullRequest.number'