diff --git a/.backup/crontab-20210410-070100.gz b/.backup/crontab-20210410-070100.gz
new file mode 100644
index 0000000..dbdd59e
Binary files /dev/null and b/.backup/crontab-20210410-070100.gz differ
diff --git a/.zsh_history b/.zsh_history
index 99d7e99..88f2bcf 100644
--- a/.zsh_history
+++ b/.zsh_history
@@ -7824,19 +7824,11 @@ done
 : 1609221531:0;gco -b master_20201230
 : 1609221538:0;git push --set-upstream origin master_20201230
 : 1609228928:0;僨ƒºä»ƒ®
-: 1609228972:0;gl
-: 1609230652:0;gst
 : 1609230656:0;gco feature/coupon_optimization 
-: 1609230657:0;gl
 : 1609231138:0;youtube-dl -i -f 'bestvideo[ext=webm]+bestaudio[ext=m4a]/bestvideo+bestaudio' --merge-output-format mp4 https://www.youtube.com/channel/UCCTueRmZ-1enGUHhjycaYJQ/featured
-: 1609233596:0;cd ..
-: 1609233599:0;du -d 1 -h
 : 1609233605:0;exi
-: 1609233607:0;exit
 : 1609234756:0;brew cleanup -n
-: 1609235240:0;brew cleanup 
 : 1609235285:0;brew -h
-: 1609235296:0;brew doctor
 : 1609235331:0;brew commands
 : 1609235346:0;brew switch
 : 1609235356:0;brew versions openldap
@@ -7844,13 +7836,8 @@ done
 : 1609235420:0;brew switch php -h
 : 1609235426:0;brew switch -h
 : 1609235435:0;brew version
-: 1609235443:0;brew info php
 : 1609235489:0;brew info php@7.1
 : 1609235727:0;brew outdated
-: 1609248608:0;ssh jump
-: 1609256033:0;eproxy php artisan ins:like
-: 1609292737:0;python3 main.py
-: 1609293012:0;gst
 : 1609293022:0;cd ../knowledge-platform
 : 1609293022:0;gst
 : 1609293023:0;gl
@@ -10619,3 +10606,12 @@ done
 : 1617924145:0;ins
 : 1617924149:0;php artisan xiuren:s
 : 1617924229:0;eproxy php artisan ins:like 65
+: 1617976522:0;
+: 1617979995:0;ins
+: 1617979998:0;php artisan xiuren:s
+: 1618013578:0;echo '18768113974' > base64
+: 1618013583:0;history| grep base
+: 1618013591:0;echo '18768113974' > base64
+: 1618013597:0;base64
+: 1618013602:0;base64 -h
+: 1618013615:0;base64 -i '18768113974'