postmortem-update.yml

name: Postmortem Update

on:
  push:
    branches: [main]
  workflow_dispatch:
    inputs:
      commit:
        description: 'Specific commit hash to process'
        required: false
      force:
        description: 'Force generation even if not a fix commit'
        type: boolean
        default: false

permissions:
  contents: write

jobs:
  update-postmortems:
    runs-on: ubuntu-latest
    # Only run for fix commits or manual trigger
    if: |
      github.event_name == 'workflow_dispatch' ||
      startsWith(github.event.head_commit.message, 'fix')

    steps:
      - name: Checkout code
        uses: actions/checkout@v7
        with:
          fetch-depth: 10
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Set up Python
        uses: actions/setup-python@v7
        with:
          python-version: '3.11'

      - name: Install dependencies
        run: |
          pip install pyyaml
          # Install project dependencies for LLM (optional)
          if [ -f requirements.txt ]; then
            pip install openai tiktoken tenacity || true
          fi

      - name: Determine commit to process
        id: commit
        run: |
          if [ -n "${{ github.event.inputs.commit }}" ]; then
            echo "sha=${{ github.event.inputs.commit }}" >> $GITHUB_OUTPUT
          else
            echo "sha=${{ github.sha }}" >> $GITHUB_OUTPUT
          fi

      - name: Generate postmortem
        env:
          LLM_API_KEY: ${{ secrets.LLM_API_KEY }}
          LLM_API_BASE: ${{ secrets.LLM_API_BASE }}
          LLM_MODEL: ${{ secrets.LLM_MODEL }}
        run: |
          COMMIT="${{ steps.commit.outputs.sha }}"
          FORCE_FLAG=""

          if [ "${{ github.event.inputs.force }}" = "true" ]; then
            FORCE_FLAG="--force"
          fi

          # Check if LLM is configured
          if [ -z "$LLM_API_KEY" ]; then
            echo "LLM_API_KEY not configured, using rule-based extraction"
            NO_LLM="--no-llm"
          else
            NO_LLM=""
          fi

          # Run generation
          python tools/postmortem_generate.py \
            --commit "$COMMIT" \
            --output postmortem/ \
            $FORCE_FLAG \
            $NO_LLM || echo "Generation skipped or failed"

      - name: Check for changes
        id: changes
        run: |
          if [ -n "$(git status --porcelain postmortem/)" ]; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
          else
            echo "has_changes=false" >> $GITHUB_OUTPUT
          fi

      - name: Commit postmortem updates
        if: steps.changes.outputs.has_changes == 'true'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          git add postmortem/
          git commit -m "docs(postmortem): auto-generated from ${{ steps.commit.outputs.sha }}"
          git push