Import demo

.github/workflows/ci.yml

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+name: Continuous Integration
+on:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          sleep 30
+
+  test-before-merge:
+    # Only run this job on branches created by Mergify merge queue
+    if: startsWith(github.head_ref, 'mergify/merge-queue/')
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          sleep 60

.github/workflows/create-pr.yml

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+name: Create Pull Requests
+on:
+  workflow_dispatch:
+    inputs:
+      autoqueue:
+        description: Whether to put the PR in queue automatically
+        type: boolean
+
+jobs:
+  create-hotfix:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          mkdir testbed
+          echo `uuidgen` > testbed/`uuidgen`
+      - name: Create the hotfix pull request (autoqueue)
+        if: ${{ inputs.autoqueue }}
+        uses: peter-evans/create-pull-request@v5
+        with:
+          title: "Hotfix pull request"
+          body: >
+            This is a test pull request!
+          commit-message: >
+            Testing 123
+          branch:
+          labels: hotfix,autoqueue
+          base: main
+      - name: Create the hotfix pull request (autoqueue)
+        if: ${{ ! inputs.autoqueue }}
+        uses: peter-evans/create-pull-request@v5
+        with:
+          title: "Hotfix pull request"
+          body: >
+            This is a test pull request!
+          commit-message: >
+            Testing 123
+          branch:
+          labels: hotfix
+          base: main

.mergify.yml

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+pull_request_rules:
+  # If you add the label `automerge` on a PR, it will be merged automatically
+  - name: automatic merge
+    conditions:
+      - label = automerge
+    actions:
+      merge:
+        method: merge
+
+  # If you add the label `automerge` on a PR, it will be queued automatically
+  - name: automatic queue
+    conditions:
+      - label = autoqueue
+    actions:
+      queue:
+
+queue_rules:
+  - name: hotfix
+    speculative_checks: 5
+    allow_inplace_checks: false
+    queue_conditions:
+      - label = hotfix
+    # This can be queued without passing the CI
+    # But we still required to pass before merging
+    merge_conditions:
+      - check-success = test
+      - check-success = test-before-merge
+
+  - name: default
+    queue_conditions:
+      - label != lowprio
+      - label != hotfix
+      - check-success = test
+    merge_conditions:
+      - check-success = test-before-merge
+
+  - name: lowprio
+    batch_size: 3
+    batch_max_wait_time: 1 min
+    queue_conditions:
+      - label = lowprio
+      - check-success = test
+    merge_conditions:
+      - check-success = test-before-merge