Add cron job functionality and Docker integration

docker-compose.yml

@@ -1,3 +1,5 @@
+version: '3.8'
+
 services:
   quoteforge:
     build: .
@@ -15,3 +17,14 @@ services:
       timeout: 3s
       retries: 3
       start_period: 5s
+
+  quoteforge-cron:
+    build: .
+    container_name: quoteforge-cron
+    restart: unless-stopped
+    volumes:
+      - ./config.yaml:/app/config.yaml:ro
+      - ./logs:/app/logs
+    command: /usr/sbin/crond -f -l 8
+    environment:
+      - TZ=Europe/Moscow