feat: Add TensorFlow GPU optimization for DeepFace #2

	name: End-to-End PHASE 4 CI
	on:
	push:
	branches: [ main, master ]
	pull_request:
	branches: [ main, master ]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.11'

	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip
	pip install flake8 pytest
	if [ -f requirements.txt ]; then pip install -r requirements.txt; fi

	- name: Lint with flake8
	run: \|
	# stop the build if there are Python syntax errors or undefined names
	flake8 backend/ --count --select=E9,F63,F7,F82 --show-source --statistics
	# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
	flake8 backend/ --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics

	- name: Test with pytest (Smoke)
	run: \|
	pytest -m smoke

	- name: Run end-to-end harness
	run: \|
	python backend/ml/integration_harness.py

	frontend-e2e:
	runs-on: macos-latest
	steps:
	- uses: actions/checkout@v4

	- name: Set up Node.js
	uses: actions/setup-node@v4
	with:
	node-version: 20
	cache: 'npm'
	cache-dependency-path: frontend/package-lock.json

	- name: Install dependencies
	run: \|
	cd frontend
	npm ci

	- name: Install Playwright Browsers
	run: \|
	cd frontend
	npx playwright install --with-deps

	- name: Run E2E Tests
	run: \|
	cd frontend
	npm run test:e2e

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