The current situation is as shown in the figure. The size does not change after turning on gzip. Solution

Supplement nginx.conf

gzip  on;
gzip_comp_level 6;
gzip_min_length 10k;
gzip_buffers 16 8k;
gzip_proxied any;
gzip_types    text/plain application/javascript application/x-javascript application/json text/javascript text/xml

text/css;