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pelikhan merged 2 commits into from
Feb 22, 2026
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docs: add supported runners table to frontmatter reference #17361

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docs: add supported runners table to frontmatter reference
Mossaka Feb 21, 2026
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Update frontmatter.md
pelikhan Feb 22, 2026
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10 changes: 10 additions & 0 deletions docs/src/content/docs/reference/frontmatter.md
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Expand Up @@ -450,6 +450,16 @@ runs-on: ubuntu-latest # Defaults to ubuntu-latest (main job only)
timeout-minutes: 30 # Defaults to 20 minutes
```

**Supported runners for `runs-on:`**

| Runner | Status |
|--------|--------|
| `ubuntu-latest` | ✅ Default. Recommended for most workflows. |
| `ubuntu-24.04` / `ubuntu-22.04` | ✅ Supported. |
| `ubuntu-24.04-arm` | ✅ Supported. Linux ARM64 runner. |
| `macos-*` | ❌ Not supported. Docker is unavailable on macOS runners (no nested virtualization). See [FAQ](/gh-aw/reference/faq/). |
| `windows-*` | ❌ Not supported. AWF requires Linux. |

### Workflow Concurrency Control (`concurrency:`)

Automatically generates concurrency policies for the agent job. See [Concurrency Control](/gh-aw/reference/concurrency/).
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