ci: add release quality gates to prevent issue #419 class of misses #4

	name: Test TypeScript Versions

	on:
	push:
	branches: [master, 'feat/', 'fix/', 'ci/**']
	pull_request:

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	typescript: ['4.5', '4.7', '4.9', '5.0', '5.4', 'latest']

	name: TypeScript ${{ matrix.typescript }}

	steps:
	- uses: actions/checkout@v4

	- name: Setup Node
	uses: actions/setup-node@v4
	with:
	node-version: 20.x
	cache: 'yarn'

	- name: Install dependencies
	run: yarn install --frozen-lockfile

	- name: Swap to TypeScript ${{ matrix.typescript }}
	run: yarn add --dev typescript@${{ matrix.typescript }}

	# Run type-check only — tests themselves don't need to pass under every TS version,
	# but the public API surface (src/index.tsx + utils) must type-check cleanly.
	- name: Type check
	run: yarn ts-check

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