feat: link host /tmp to mysql/tmp

.gitignore

@@ -40,6 +40,7 @@ nbdist/
 *.log
 *.xml.versionsBackup
 *.swp
+tmp
 
 !*/build/*.java
 !*/build/*.html

docker/copy.sh

@@ -12,6 +12,7 @@ echo "begin copy sql "
 cp ../sql/wfc_config_db/wfc_config_db.sql ./mysql/db
 cp ../sql/wfc_system_db/wfc_system_db.sql ./mysql/db
 cp ../sql/wfc_user_db/wfc_user_db.sql ./mysql/db
+ln -sf /tmp ./mysql/
 
 # copy html
 echo "begin copy system html "