Update Dockerfile

Dockerfile

@@ -18,8 +18,9 @@ RUN mkdir -p /var/cache/nginx/client_temp \
     /var/cache/nginx/proxy_temp \
     /var/cache/nginx/fastcgi_temp \
     /var/cache/nginx/uwsgi_temp \
-    /var/cache/nginx/scgi_temp && \
-    chown -R nginx:nginx /var/cache/nginx
+    /var/cache/nginx/scgi_temp \
+    /var/run/nginx && \
+    chown -R nginx:nginx /var/cache/nginx /var/run/nginx
 
 # 切换到非 root 用户
 USER nginx