feat(sdk-python): add structured error handling and initial test setup #900

	name: CI - UI React
	on:
	pull_request:
	types:
	- opened
	- edited
	- synchronize

	defaults:
	run:
	working-directory: packages/ui/react

	jobs:
	detect-changes:
	name: Detect changes in UI-React
	runs-on: ubuntu-latest
	permissions:
	pull-requests: read
	outputs:
	changes: ${{ steps.filter.outputs.changes }}
	steps:
	- uses: dorny/paths-filter@v3
	id: filter
	with:
	filters: \|
	changes:
	- 'packages/ui/react/**'

	build:
	name: Build UI-React
	needs: detect-changes
	if: ${{ needs.detect-changes.outputs.changes == 'true' }}
	runs-on: ${{ matrix.os }}

	strategy:
	matrix:
	node: [20]
	os: [ubuntu-latest]

	steps:
	- uses: actions/checkout@v3
	with:
	repository: ${{ github.event.pull_request.head.repo.full_name }}
	ref: ${{ github.head_ref }}
	persist-credentials: true
	fetch-depth: 0

	- name: Use node ${{ matrix.node }}
	uses: actions/setup-node@v1
	with:
	node-version: ${{ matrix.node }}
	registry-url: https://registry.npmjs.org

	- name: install
	run: npm ci --ignore-scripts

	- name: build
	run: npm run build

	- name: lint
	run: npm run lint

	- name: test
	run: npm test

	verify-build:
	name: Verify build of UI-React
	needs: [build, detect-changes]
	if: success() \|\| failure()
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	with:
	repository: ${{ github.event.pull_request.head.repo.full_name }}
	ref: ${{ github.head_ref }}
	fetch-depth: 0

	- name: Fail if build did not succeed
	run: \|
	if [ "${{ needs.build.result }}" != "success" ]; then
	echo "❌ Build job failed or was cancelled"
	exit 1
	fi

	echo "✅ Build job succeeded"

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