Update Dockerfile

Dockerfile

@@ -20,9 +20,9 @@ COPY html-page /usr/share/nginx/html-page
 # Set permissions for directories and files
 RUN chmod +x /app/build/tanks.x86_64 && \
     mkdir -p /app/logs && \
-    mkdir -p /var/log/nginx /var/lib/nginx /var/cache/nginx /var/lib/nginx/body && \
+    mkdir -p /var/log/nginx /var/lib/nginx /var/cache/nginx /var/lib/nginx/body /var/lib/nginx/proxy && \
     chown -R www-data:www-data /app /usr/share/nginx/html /usr/share/nginx/html-page /var/log/nginx /var/lib/nginx /var/cache/nginx && \
-    chmod 755 /var/log/nginx /var/lib/nginx /var/cache/nginx /var/lib/nginx/body
+    chmod 755 /var/log/nginx /var/lib/nginx /var/cache/nginx /var/lib/nginx/body /var/lib/nginx/proxy
 
 # Copy and configure custom entrypoint script
 COPY entrypoint.sh /entrypoint.sh