From 6fd84282c900dd1838a5d34afbbef0e01ea552a6 Mon Sep 17 00:00:00 2001
From: Aaron Liang <76561968+AaronL725@users.noreply.github.com>
Date: Wed, 15 Jul 2026 11:59:49 +0800
Subject: [PATCH] chore: add temporary minimal fix verifier

---
 .../temp-minimal-regression-fixes.yml         | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 .github/workflows/temp-minimal-regression-fixes.yml

diff --git a/.github/workflows/temp-minimal-regression-fixes.yml b/.github/workflows/temp-minimal-regression-fixes.yml
new file mode 100644
index 0000000..81a14d1
--- /dev/null
+++ b/.github/workflows/temp-minimal-regression-fixes.yml
@@ -0,0 +1,55 @@
+name: Temporary minimal regression fixes
+
+on:
+  pull_request:
+    branches: [main]
+    paths:
+      - tools/apply_minimal_regression_fixes.py
+      - .github/workflows/temp-minimal-regression-fixes.yml
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  apply-and-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref || github.ref_name }}
+          fetch-depth: 0
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.9'
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements.txt
+      - name: Apply minimal fixes and test on Python 3.9
+        run: |
+          python -m py_compile tools/apply_minimal_regression_fixes.py
+          python tools/apply_minimal_regression_fixes.py
+          python -m compileall -q .
+          python -m unittest discover -s tests -p 'test_*.py'
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+      - name: Install dependencies on Python 3.12
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements.txt
+      - name: Test on Python 3.12
+        run: |
+          python -m compileall -q .
+          python -m unittest discover -s tests -p 'test_*.py'
+      - name: Commit verified changes to fix branch
+        if: github.event_name == 'pull_request'
+        run: |
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add -A
+          if ! git diff --cached --quiet; then
+            git commit -m "fix: harden postprocessing and recovery boundaries"
+            git push origin HEAD:${{ github.head_ref }}
+          fi