deploy: add VPS bootstrap (WSL2+Docker) and lightweight compose overlay for 4GB RAM

docker-compose.vps.yml

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+# Overlay для слабого VPS (4 vCPU, 4 GB RAM).
+# Применять как: docker compose -f docker-compose.yml -f docker-compose.vps.yml up -d --build
+#
+# Главное:
+#  - worker concurrency=1, max-tasks-per-child=3 (Chromium быстро течёт)
+#  - IAAI_PARALLEL_TABS=4 (важно: каждая вкладка ~80-150 MB)
+#  - IAAI_MAX_PAGES_PER_RUN=200, IAAI_MAX_VEHICLES_PER_RUN=2000 — короткие тестовые прогоны
+#  - hard memory limits на каждый сервис
+
+x-vps-env: &vps-env
+  CELERY_WORKER_CONCURRENCY: "1"
+  CELERY_WORKER_MAX_TASKS_PER_CHILD: "3"
+  CELERY_WORKER_MAX_MEMORY_PER_CHILD_KB: "350000"   # ~350 MB → перезапуск процесса
+  IAAI_PARALLEL_TABS: "4"
+  IAAI_BLOCK_RESOURCES: "true"
+  IAAI_MAX_PAGES_PER_RUN: "200"
+  IAAI_MAX_VEHICLES_PER_RUN: "2000"
+  IAAI_LISTING_SEGMENTS: "auto"
+  IAAI_HUMAN_PACE_ENABLED: "true"
+  CELERY_BATCH_SIZE: "100"
+  CELERY_TASK_SOFT_TIME_LIMIT: "1500"   # 25 мин — короче бутстрап-сегмент
+  CELERY_TASK_TIME_LIMIT: "1800"        # 30 мин
+  CELERY_BROKER_VISIBILITY_TIMEOUT: "3600"
+  IAAI_DATABASE_POOL_SIZE: "3"
+  IAAI_DATABASE_MAX_OVERFLOW: "2"
+
+services:
+  postgres:
+    mem_limit: 512m
+    mem_reservation: 256m
+    command:
+      - "postgres"
+      - "-c"
+      - "shared_buffers=128MB"
+      - "-c"
+      - "effective_cache_size=384MB"
+      - "-c"
+      - "work_mem=8MB"
+      - "-c"
+      - "maintenance_work_mem=64MB"
+      - "-c"
+      - "max_connections=50"
+
+  redis:
+    mem_limit: 192m
+    mem_reservation: 64m
+    command: >
+      redis-server
+      --appendonly yes
+      --save 60 1000
+      --maxmemory 128mb
+      --maxmemory-policy allkeys-lru
+
+  api:
+    mem_limit: 384m
+    mem_reservation: 128m
+    environment:
+      <<: *vps-env
+
+  worker:
+    mem_limit: 1800m
+    mem_reservation: 512m
+    environment:
+      <<: *vps-env
+    # Переопределяем, чтобы concurrency=1 и max-tasks-per-child=3 точно применились
+    command: >
+      celery -A iaai_scraper.worker.celery_app worker
+      --loglevel=info --concurrency=1 --pool=prefork
+      --pidfile=/tmp/celery-worker.pid
+      -Q scraping --max-tasks-per-child=3
+
+  beat:
+    mem_limit: 256m
+    mem_reservation: 64m
+    environment:
+      <<: *vps-env

scripts/vps_bootstrap.ps1

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+# ============================================================
+# IAAI scraper — bootstrap для Windows 10 VPS (4 vCPU / 4 GB RAM)
+# Запускать в PowerShell ОТ ИМЕНИ АДМИНИСТРАТОРА.
+#
+# Использование (через RDP):
+#   1) Откройте PowerShell как администратор
+#   2) Set-ExecutionPolicy -Scope Process Bypass -Force
+#   3) iwr -useb https://gitea.millionmiles.ru/qananasikq/iaai-parser/raw/branch/main/scripts/vps_bootstrap.ps1 | iex
+#      (или скопируйте файл вручную и: .\vps_bootstrap.ps1)
+#
+# Скрипт:
+#   - Включает WSL2 + ставит Ubuntu 22.04 (если ещё нет)
+#   - Внутри Ubuntu ставит Docker Engine + Compose plugin + git
+#   - Клонирует репо в /opt/iaai-parser
+#   - Поднимает стек через docker-compose.vps.yml
+# ============================================================
+
+$ErrorActionPreference = "Stop"
+
+function Step($msg) { Write-Host "`n=== $msg ===" -ForegroundColor Cyan }
+
+if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
+    throw "Run this script as Administrator (правый клик по PowerShell → 'Запуск от имени администратора')"
+}
+
+# --- 1. WSL2 + Ubuntu ----------------------------------------
+Step "Checking WSL"
+$wslList = wsl --list --quiet 2>$null
+$ubuntu = $null
+if ($wslList) {
+    $ubuntu = $wslList | Where-Object { $_ -match "Ubuntu" } | Select-Object -First 1
+}
+
+if (-not $ubuntu) {
+    Step "Installing WSL2 + Ubuntu-22.04 (this will take a few minutes; reboot may be required)"
+    wsl --install -d Ubuntu-22.04 --no-launch
+    Write-Host "WSL installation triggered. If a reboot is required, reboot, then re-run this script." -ForegroundColor Yellow
+    Write-Host "After Ubuntu first-launches, set username 'iaai' and any password." -ForegroundColor Yellow
+    Write-Host "Then re-run: .\vps_bootstrap.ps1" -ForegroundColor Yellow
+    exit 0
+}
+
+Write-Host "WSL distro found: $ubuntu"
+
+# Чтобы WSL2 не сожрал всю RAM, ограничим до 2.5 GB
+$wslConfig = "$env:USERPROFILE\.wslconfig"
+if (-not (Test-Path $wslConfig)) {
+    Step "Writing $wslConfig (memory=2500MB, processors=3, swap=1500MB)"
+    @"
+[wsl2]
+memory=2500MB
+processors=3
+swap=1500MB
+localhostForwarding=true
+"@ | Out-File -FilePath $wslConfig -Encoding ASCII
+    Write-Host "Restarting WSL to apply config..."
+    wsl --shutdown
+    Start-Sleep -Seconds 5
+}
+
+# --- 2. Внутри WSL: docker + git + clone + up ----------------
+Step "Bootstrapping Ubuntu (docker engine, git, clone)"
+
+$bash = @'
+set -euo pipefail
+
+if ! command -v docker >/dev/null 2>&1; then
+    echo "[bootstrap] installing docker engine + compose plugin"
+    sudo -n apt-get update -y
+    sudo -n apt-get install -y ca-certificates curl gnupg git
+    sudo -n install -m 0755 -d /etc/apt/keyrings
+    curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo -n gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+    sudo -n chmod a+r /etc/apt/keyrings/docker.gpg
+    echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo -n tee /etc/apt/sources.list.d/docker.list >/dev/null
+    sudo -n apt-get update -y
+    sudo -n DEBIAN_FRONTEND=noninteractive apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+    sudo -n usermod -aG docker "$USER"
+    sudo -n service docker start || true
+fi
+
+# WSL2 systemd workaround: убедимся что dockerd запущен
+if ! sudo -n service docker status >/dev/null 2>&1; then
+    sudo -n service docker start
+fi
+
+if [ ! -d /opt/iaai-parser/.git ]; then
+    sudo -n mkdir -p /opt/iaai-parser
+    sudo -n chown -R "$USER:$USER" /opt/iaai-parser
+    git clone https://gitea.millionmiles.ru/qananasikq/iaai-parser.git /opt/iaai-parser
+else
+    cd /opt/iaai-parser && git fetch --all --prune && git reset --hard origin/main
+fi
+
+cd /opt/iaai-parser
+git log -1 --oneline
+
+if [ ! -f .env ]; then
+    echo "[bootstrap] WARNING: .env missing — copy your .env to /opt/iaai-parser/.env, then re-run 'docker compose -f docker-compose.yml -f docker-compose.vps.yml up -d --build'"
+    exit 0
+fi
+
+echo "[bootstrap] docker compose build + up (vps overlay)"
+sudo -n docker compose -f docker-compose.yml -f docker-compose.vps.yml build
+sudo -n docker compose -f docker-compose.yml -f docker-compose.vps.yml up -d
+sleep 5
+sudo -n docker compose -f docker-compose.yml -f docker-compose.vps.yml ps
+'@
+
+# Заворачиваем в одну строку для wsl
+$tmpScript = "$env:TEMP\wsl_bootstrap.sh"
+$bash | Set-Content -Path $tmpScript -Encoding ASCII -NoNewline
+
+# Копируем в WSL и запускаем
+wsl -d $ubuntu -- bash -c "cp /mnt/c/Users/$env:USERNAME/AppData/Local/Temp/wsl_bootstrap.sh ~/bootstrap.sh && chmod +x ~/bootstrap.sh && ~/bootstrap.sh"
+
+Step "Done"
+Write-Host "Дальше:"
+Write-Host "  1) Если выведено 'WARNING: .env missing' — создайте /opt/iaai-parser/.env (см. README), затем:"
+Write-Host "     wsl -d Ubuntu-22.04 -- bash -c 'cd /opt/iaai-parser && sudo docker compose -f docker-compose.yml -f docker-compose.vps.yml up -d --build'"
+Write-Host "  2) Логи:    wsl -d Ubuntu-22.04 -- bash -c 'cd /opt/iaai-parser && sudo docker compose -f docker-compose.yml -f docker-compose.vps.yml logs -f --tail=80'"
+Write-Host "  3) Статус:  wsl -d Ubuntu-22.04 -- bash -c 'cd /opt/iaai-parser && sudo docker compose -f docker-compose.yml -f docker-compose.vps.yml ps'"