Move Swift dev commands under root dev.yml

[kyle-schellen]

What changes are you making?

Move swift/dev.yml into namespaced commands at the repo root sodev up and dev swift <cmd> work from the monorepo root. Refs issue #908. React Native to follow upstack.

How to test

From the repo root:

• dev up completes without error, including Mint bootstrap, Xcode 26.2, Storefront.xcconfig, and entitlements setup
• dev swift lint runs platforms/swift/Scripts/lint
• dev swift style still works as a legacy alias for lint
• dev swift format runs platforms/swift/Scripts/lint fix
• dev swift fix still works as a legacy alias for format
• dev swift build builds the Swift package target
• dev swift build packages builds the Swift package target
• dev swift build samples builds the sample apps
• dev swift test runs the full ShopifyCheckoutKit-Package test suite
• dev swift test <ClassName> scopes the test run to one test class
• dev swift clean cleans Swift package build artifacts
• dev swift check license-headers checks Swift license headers

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Before you merge

Important

• I've added tests to support my implementation
• I have read and agree with the Contribution Guidelines
• I have read and agree with the Code of Conduct
• I've updated the relevant platform README (swift/README.md and/or android/README.md)

---

Releasing a new Swift version?

• I have bumped the version in swift/ShopifyCheckoutKit.podspec
• I have bumped the version in swift/Sources/ShopifyCheckoutKit/ShopifyCheckoutKit.swift
• I have updated swift/CHANGELOG.md
• I have updated the SwiftPM/CocoaPods version snippets in swift/README.md (major version only)

Releasing a new Android version?

• I have bumped the versionName in android/lib/build.gradle
• I have updated android/CHANGELOG.md
• I have updated the Gradle/Maven version snippets in android/README.md

Tip

See the Contributing documentation for the full release process per platform.

[kyle-schellen]

Warning

This pull request is not mergeable via GitHub because a downstack PR is open. Once all requirements are satisfied, merge this PR as a stack on Graphite.
Learn more

• Move React Native dev commands under root dev.yml #64
• Move Swift dev commands under root dev.yml #36 👈 (View in Graphite)
• Move Android dev commands under root dev.yml #35
• main

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