refactor: migrate environment variables to .env file and update config.py

- Replace environment section in docker-compose.yml with env_file directive
- Add all missing environment variables to config.py
- Update env.example with proper variable definitions
- Create .env file from env.example
- Ensure all variables are properly loaded from .env file

docker-compose.yml

@@ -2,82 +2,20 @@ services:
   logboard:
     build: .
     container_name: logboard
-    environment:
-      # Основные настройки приложения
-      LOGBOARD_PORT: ${LOGBOARD_PORT:-9001}
-      LOGBOARD_TAIL: ${LOGBOARD_TAIL:-500}
-      LOGBOARD_USER: ${LOGBOARD_USER:-admin}
-      LOGBOARD_PASS: ${LOGBOARD_PASS:-admin}
-      LOGBOARD_PROJECTS: ${LOGBOARD_PROJECTS:-}
-      LOGBOARD_SNAPSHOT_DIR: ${LOGBOARD_SNAPSHOT_DIR:-/app/snapshots}
-      LOGBOARD_INDEX_HTML: ${LOGBOARD_INDEX_HTML:-./templates/index.html}
-      TZ_TS: ${TZ_TS:-Europe/Moscow}
-
-      # Настройки безопасности
-      SECRET_KEY: ${SECRET_KEY:-your-secret-key-here}
-      ENCRYPTION_KEY: ${ENCRYPTION_KEY:-your-encryption-key-here}
-
-      # Настройки логирования
-      LOG_LEVEL: ${LOG_LEVEL:-INFO}
-      LOG_FORMAT: ${LOG_FORMAT:-json}
-
-      # Настройки веб-интерфейса
-      WEB_TITLE: ${WEB_TITLE:-LogBoard+}
-      WEB_DESCRIPTION: ${WEB_DESCRIPTION:-Веб-панель для просмотра логов микросервисов}
-      WEB_VERSION: ${WEB_VERSION:-1.0.0}
-
-      # Настройки производительности
-      MAX_CONNECTIONS: ${MAX_CONNECTIONS:-100}
-      CONNECTION_TIMEOUT: ${CONNECTION_TIMEOUT:-30}
-      READ_TIMEOUT: ${READ_TIMEOUT:-60}
-
-      # Настройки аутентификации
-      AUTH_ENABLED: ${AUTH_ENABLED:-true}
-      AUTH_METHOD: ${AUTH_METHOD:-jwt}
-      SESSION_TIMEOUT: ${SESSION_TIMEOUT:-3600}
-
-      # Настройки уведомлений
-      NOTIFICATIONS_ENABLED: ${NOTIFICATIONS_ENABLED:-false}
-      SMTP_HOST: ${SMTP_HOST:-}
-      SMTP_PORT: ${SMTP_PORT:-587}
-      SMTP_USER: ${SMTP_USER:-}
-      SMTP_PASS: ${SMTP_PASS:-}
-      SMTP_FROM: ${SMTP_FROM:-}
-
-      # Настройки Docker
-      DOCKER_HOST: ${DOCKER_HOST:-unix:///var/run/docker.sock}
-      DOCKER_TLS_VERIFY: ${DOCKER_TLS_VERIFY:-}
-      DOCKER_CERT_PATH: ${DOCKER_CERT_PATH:-}
-      DOCKER_NETWORKS: ${DOCKER_NETWORKS:-iaas,infrastructure_iaas}
-
-      # Настройки фильтрации контейнеров
-      LOGBOARD_SKIP_UNHEALTHY: ${LOGBOARD_SKIP_UNHEALTHY:-true}
-      LOGBOARD_CONTAINER_LIST_TIMEOUT: ${LOGBOARD_CONTAINER_LIST_TIMEOUT:-10}
-      LOGBOARD_CONTAINER_INFO_TIMEOUT: ${LOGBOARD_CONTAINER_INFO_TIMEOUT:-3}
-      LOGBOARD_HEALTH_CHECK_TIMEOUT: ${LOGBOARD_HEALTH_CHECK_TIMEOUT:-2}
-
-      # Настройки AJAX обновления
-      LOGBOARD_AJAX_UPDATE_INTERVAL: ${LOGBOARD_AJAX_UPDATE_INTERVAL:-2000}
-
-      # Настройки режима отладки
-      DEBUG_MODE: ${DEBUG_MODE:-false}
-
+    env_file:
+      - .env
     ports:
-      - "${LOGBOARD_PORT:-9001}:${LOGBOARD_PORT:-9001}"
-
+      - "${LOGBOARD_PORT}:${LOGBOARD_PORT}"
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock:ro
       - ./snapshots:/app/snapshots
       - ./:/app
-
     restart: unless-stopped
     user: 0:0
-
     networks:
       - iaas
       - infrastructure_iaas
 
-
 networks:
   iaas:
     external: true