Add a SharedReader.constant helper. #5420

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- '*'
	workflow_dispatch:

	concurrency:
	group: ci-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	library-swift-latest:
	name: Library
	runs-on: macos-14
	strategy:
	matrix:
	config:
	- debug
	- release
	steps:
	- uses: actions/checkout@v4
	- name: Select Xcode 15.2
	run: sudo xcode-select -s /Applications/Xcode_15.2.app
	- name: Build ${{ matrix.config }}
	run: make CONFIG=${{ matrix.config }} build-all-platforms
	- name: Run ${{ matrix.config }} tests
	run: make CONFIG=${{ matrix.config }} test-library

	library-evolution:
	name: Library (evolution)
	runs-on: macos-13
	steps:
	- uses: actions/checkout@v4
	- name: Select Xcode 15.2
	run: sudo xcode-select -s /Applications/Xcode_15.2.app
	- name: Build for library evolution
	run: make build-for-library-evolution

	library-compatibility:
	name: Library (Swift 5.7.1)
	runs-on: macos-12
	strategy:
	matrix:
	config:
	- debug
	- release
	steps:
	- uses: actions/checkout@v4
	- name: Select Xcode 14.1
	run: sudo xcode-select -s /Applications/Xcode_14.1.app
	- name: Build ${{ matrix.config }}
	run: swift build -c ${{ matrix.config }}

	benchmarks:
	name: Benchmarks
	runs-on: macos-13
	steps:
	- uses: actions/checkout@v4
	- name: Select Xcode 15.2
	run: sudo xcode-select -s /Applications/Xcode_15.2.app
	- name: Run benchmark
	run: make benchmark

	examples:
	name: Examples
	runs-on: macos-13
	steps:
	- uses: actions/checkout@v4
	- name: Select Xcode 15.2
	run: sudo xcode-select -s /Applications/Xcode_15.2.app
	- name: Run tests
	run: make test-examples

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