Upgrade Expo, then check in CI
Play the combo
Foe: Gate Warden, the release gate: deploys, app stores, pull requests.
Foes
- Gate WardenHaze Poison Ward Insight Flicker Pinned Enraged
Party · Context
- RangerYour agent100/100Haze Poison Ward Insight Flicker Pinned Enraged
The Gate Warden blocks the way.
What really happensIt stands for the release gate: deploys, app stores, pull requests.
Ranger: Context 100/100.
The Gate Warden uses Bar the gate.
What really happensA release waits until tests, builds and reviews pass.
Ranger takes 9. Ranger: Context 91/100.
A scroll that picks the right Expo skill before any code is written.
What really happensSets the shared project rules and picks the right SDK version.
Gate Warden takes 33.
The Gate Warden uses Bar the gate.
Ranger takes 9. Ranger: Context 82/100.
A scroll that walks an Expo SDK upgrade and the breaks that come with it.
What really happensGuides the SDK upgrade and dependency fixes for your exact version.
Gate Warden takes 33.
The Gate Warden uses Bar the gate.
Ranger takes 9. Ranger: Context 73/100.
A scroll that writes the YAML that runs EAS builds and deploys.
What really happensRuns the upgraded app through your EAS pipelines. EAS use can cost money.
Gate Warden takes 34. Gate Warden falls.
The Gate Warden falls.
What really happensFollow upgrade guidance written for your SDK version, then check the upgraded app in your EAS pipelines. Be clear up front about what the EAS services will cost.
Cast order

Expo Overview
Sets the shared project rules and picks the right SDK version.

Expo Upgrade
Guides the SDK upgrade and dependency fixes for your exact version.

Expo EAS Workflows
Runs the upgraded app through your EAS pipelines. EAS use can cost money.
Why it works
Follow upgrade guidance written for your SDK version, then check the upgraded app in your EAS pipelines. Be clear up front about what the EAS services will cost.
Records
Curator's machine: macOS 27.0.1 · Apple Silicon (arm64), read when these stats were published. Harness versions installed then: Codex 0.154.0, Claude Code 2.1.282, OMP 18.8.3. Session logs do not record the OS.
Co-occurrence and order describe the logs; they do not show that this combo caused an outcome.
Learn the spells
1. Expo Overview
Claude Code
claude plugin install expo@claude-plugins-officialCodex
codex plugin add expo@openai-curated2. Expo Upgrade
Claude Code
claude plugin install expo@claude-plugins-officialCodex
codex plugin add expo@openai-curated3. Expo EAS Workflows
Claude Code
claude plugin install expo@claude-plugins-officialCodex
codex plugin add expo@openai-curated

