name: Optimizer Brain

on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

permissions:
  contents: write
  issues: write
  pull-requests: write

jobs:
  brain:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm install

      - name: Run Optimizer Brain
        run: |
          cd tools/optimizer
          npx tsx index.ts --investigate
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
          EXECUTE_ACTIONS: 'true'

      - name: Upload Brain Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: optimizer-brain-results
          path: |
            metrics-before.csv
            metrics-after.csv
            *-before.csv
            *-after.csv
            investigations/INVESTIGATIONS.md
            lessons-learned.md