refactor mobile.de parser, fix country mapping, update README

.env.example

@@ -1,24 +1,24 @@
-    # mobile.de scraper Docker defaults
+# Параметры mobile.de для Docker.
 
-# PostgreSQL used by docker-compose.
+# Настройки PostgreSQL.
 POSTGRES_USER=mobilede
 POSTGRES_PASSWORD=mobilede
 POSTGRES_DB=mobilede_scraper
 MOBILEDE_DATABASE_URL=postgresql+psycopg2://mobilede:mobilede@postgres:5432/mobilede_scraper
 
-# Mobile.de deployment ports
+# Порты сервисов.
 MOBILEDE_HOST_API_PORT=8000
 MOBILEDE_HOST_POSTGRES_PORT=5432
 MOBILEDE_HOST_REDIS_PORT=6379
-# Legacy env names still consumed by Settings until the old IAAI core is fully removed.
-IAAI_DATABASE_URL=postgresql+psycopg2://mobilede:mobilede@postgres:5432/mobilede_scraper
-IAAI_DATABASE_ECHO=false
-IAAI_DATABASE_POOL_SIZE=5
-IAAI_DATABASE_MAX_OVERFLOW=5
-IAAI_DATABASE_POOL_RECYCLE_SECONDS=1800
+# Временные legacy-переменные.
+MOBILEDE_DATABASE_URL=postgresql+psycopg2://mobilede:mobilede@postgres:5432/mobilede_scraper
+MOBILEDE_DATABASE_ECHO=false
+MOBILEDE_DATABASE_POOL_SIZE=5
+MOBILEDE_DATABASE_MAX_OVERFLOW=5
+MOBILEDE_DATABASE_POOL_RECYCLE_SECONDS=1800
 
-# Redis / Celery stack.
-IAAI_REDIS_URL=redis://redis:6379/0
+# Настройки Redis и Celery.
+MOBILEDE_REDIS_URL=redis://redis:6379/0
 CELERY_BROKER_URL=redis://redis:6379/0
 CELERY_RESULT_BACKEND=redis://redis:6379/0
 CELERY_TASK_SOFT_TIME_LIMIT=86400
@@ -30,7 +30,7 @@ IAAI_STARTUP_SYNC_ENABLED=true
 MOBILEDE_STARTUP_MAX_PAGES=5
 MOBILEDE_BEAT_MAX_PAGES=5
 
-# mobile.de one-shot CLI services.
+# Одноразовые CLI-сервисы.
 MOBILEDE_SEARCH_START_PAGE=1
 MOBILEDE_SEARCH_MAX_PAGES=1
 MOBILEDE_REQUEST_DELAY_SECONDS=0.7
@@ -40,8 +40,8 @@ MOBILEDE_CONTINUOUS_SYNC_ENABLED=true
 MOBILEDE_CONTINUOUS_SYNC_DELAY_SECONDS=0
 MOBILEDE_PROGRESS_LOG_EVERY_PAGES=10
 
-# Proxy for direct HTTP requests (requests / search path).
-# Example:
+# Прокси для HTTP-запросов.
+# Пример:
 # MOBILEDE_PROXY_SERVER=http://host:port
 # MOBILEDE_PROXY_USERNAME=username
 # MOBILEDE_PROXY_PASSWORD=password
@@ -49,20 +49,20 @@ MOBILEDE_PROXY_SERVER=
 MOBILEDE_PROXY_USERNAME=
 MOBILEDE_PROXY_PASSWORD=
 
-# Optional SOCKS5 proxy bridge for browser runtime.
-# If SOCKS5_PROXY_HOST is set, entrypoint starts local bridge on http://127.0.0.1:8899.
-# In that case MOBILEDE_PROXY_SERVER can be left empty and will be injected automatically for browser runtime.
+# Опциональный SOCKS5 bridge.
+# При SOCKS5_PROXY_HOST мост поднимается на http://127.0.0.1:8899.
+# Тогда MOBILEDE_PROXY_SERVER можно не задавать.
 SOCKS5_PROXY_HOST=
 SOCKS5_PROXY_PORT=1002
 SOCKS5_PROXY_USER=
 SOCKS5_PROXY_PASS=
 
-# Logging / runtime.
+# Логи и runtime.
 IAAI_LOG_LEVEL=INFO
 IAAI_RUNTIME_CONFIG_FILE=/app/runtime_config.json
 TZ=UTC
 
-# Legacy browser settings kept for old deprecated IAAI commands only.
+# Старые browser-переменные.
 IAAI_HEADLESS=true
 IAAI_BROWSER_ENGINE=chromium
 IAAI_TOKENS_FILE=/data/tokens.json