Files
antigravity-skills-reference/skills/expo-cicd-workflows/SKILL.md
Al-Garadi ef285b5c97 fix: sync upstream main with Windows validation and skill guidance cleanup (#457)
* fix: stabilize validation and tests on Windows

* test: add Windows smoke coverage for skill activation

* refactor: make setup_web script CommonJS

* fix: repair aegisops-ai frontmatter

* docs: add when-to-use guidance to core skills

* docs: add when-to-use guidance to Apify skills

* docs: add when-to-use guidance to Google and Expo skills

* docs: add when-to-use guidance to Makepad skills

* docs: add when-to-use guidance to git workflow skills

* docs: add when-to-use guidance to fp-ts skills

* docs: add when-to-use guidance to Three.js skills

* docs: add when-to-use guidance to n8n skills

* docs: add when-to-use guidance to health analysis skills

* docs: add when-to-use guidance to writing and review skills

* meta: sync generated catalog metadata

* docs: add when-to-use guidance to Robius skills

* docs: add when-to-use guidance to review and workflow skills

* docs: add when-to-use guidance to science and data skills

* docs: add when-to-use guidance to tooling and automation skills

* docs: add when-to-use guidance to remaining skills

* fix: gate bundle helper execution in Windows activation

* chore: drop generated artifacts from contributor PR

* docs(maintenance): Record PR 457 sweep

Document the open issue triage, PR supersedence decision, local verification, and source-only cleanup that prepared PR #457 for re-running CI.

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Co-authored-by: sickn33 <sickn33@users.noreply.github.com>
2026-04-05 21:04:39 +02:00

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3.8 KiB
Markdown

---
name: expo-cicd-workflows
description: Helps understand and write EAS workflow YAML files for Expo projects. Use this skill when the user asks about CI/CD or workflows in an Expo or EAS context, mentions .eas/workflows/, or wants help with EAS build pipelines or deployment automation.
allowed-tools: "Read,Write,Bash(node:*)"
risk: unknown
source: community
version: 1.0.0
license: MIT License
---
# EAS Workflows Skill
Help developers write and edit EAS CI/CD workflow YAML files.
## When to Use
- You need to create, edit, or validate `.eas/workflows/*.yml` files for an Expo project.
- The task involves EAS build pipelines, deployment automation, workflow triggers, or Expo CI/CD configuration.
- You need schema-backed workflow guidance rather than relying on stale memorized syntax.
## Reference Documentation
Fetch these resources before generating or validating workflow files. Use the fetch script (implemented using Node.js) in this skill's `scripts/` directory; it caches responses using ETags for efficiency:
```bash
# Fetch resources
node {baseDir}/scripts/fetch.js <url>
```
1. **JSON Schema** — https://api.expo.dev/v2/workflows/schema
- It is NECESSARY to fetch this schema
- Source of truth for validation
- All job types and their required/optional parameters
- Trigger types and configurations
- Runner types, VM images, and all enums
2. **Syntax Documentation** — https://raw.githubusercontent.com/expo/expo/refs/heads/main/docs/pages/eas/workflows/syntax.mdx
- Overview of workflow YAML syntax
- Examples and English explanations
- Expression syntax and contexts
3. **Pre-packaged Jobs** — https://raw.githubusercontent.com/expo/expo/refs/heads/main/docs/pages/eas/workflows/pre-packaged-jobs.mdx
- Documentation for supported pre-packaged job types
- Job-specific parameters and outputs
Do not rely on memorized values; these resources evolve as new features are added.
## Workflow File Location
Workflows live in `.eas/workflows/*.yml` (or `.yaml`).
## Top-Level Structure
A workflow file has these top-level keys:
- `name` — Display name for the workflow
- `on` — Triggers that start the workflow (at least one required)
- `jobs` — Job definitions (required)
- `defaults` — Shared defaults for all jobs
- `concurrency` — Control parallel workflow runs
Consult the schema for the full specification of each section.
## Expressions
Use `${{ }}` syntax for dynamic values. The schema defines available contexts:
- `github.*` — GitHub repository and event information
- `inputs.*` — Values from `workflow_dispatch` inputs
- `needs.*` — Outputs and status from dependent jobs
- `jobs.*` — Job outputs (alternative syntax)
- `steps.*` — Step outputs within custom jobs
- `workflow.*` — Workflow metadata
## Generating Workflows
When generating or editing workflows:
1. Fetch the schema to get current job types, parameters, and allowed values
2. Validate that required fields are present for each job type
3. Verify job references in `needs` and `after` exist in the workflow
4. Check that expressions reference valid contexts and outputs
5. Ensure `if` conditions respect the schema's length constraints
## Validation
After generating or editing a workflow file, validate it against the schema:
```sh
# Install dependencies if missing
[ -d "{baseDir}/scripts/node_modules" ] || npm install --prefix {baseDir}/scripts
node {baseDir}/scripts/validate.js <workflow.yml> [workflow2.yml ...]
```
The validator fetches the latest schema and checks the YAML structure. Fix any reported errors before considering the workflow complete.
## Answering Questions
When users ask about available options (job types, triggers, runner types, etc.), fetch the schema and derive the answer from it rather than relying on potentially outdated information.