docs: add README (EN/RU) and screenshots. chore: update compose and w… #1

	name: Docker Compose Test

	on:
	push:
	branches: [main]
	pull_request: {}
	workflow_dispatch: {}

	jobs:
	compose-test:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Validate Docker Compose
	run: docker compose config

	- name: Validate Prometheus config
	run: \|
	# Скачиваем promtool прямо в workflow
	curl -sSL https://github.com/prometheus/prometheus/releases/download/v2.48.0/prometheus-2.48.0.linux-amd64.tar.gz \| tar -xz
	./prometheus-2.48.0.linux-amd64/promtool check config ./prometheus/config/prometheus.yml

	- name: Build services
	run: docker compose build

	- name: Start services
	run: docker compose up -d

	- name: Wait for containers to initialize
	run: sleep 20

	- name: Check service health
	run: \|
	set -e
	services=("prometheus" "grafana" "nginx" "alertmanager")
	for svc in "${services[@]}"; do
	status=$(docker inspect -f '{{.State.Health.Status}}' "$svc" 2>/dev/null \|\| echo "unknown")
	if [[ "$status" != "healthy" ]]; then
	echo "❌ $svc container is not healthy!"
	docker logs "$svc" \|\| true
	exit 1
	else
	echo "✅ $svc container is healthy"
	fi
	done

	- name: Stop services
	if: always()
	run: docker compose down

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