update plugin-tee-log README

Author: ShuochengWang

packages/plugin-tee-log/README.md

@@ -81,6 +81,12 @@ Important: You need to use the encrypted file system to store the database file
 
 To use the `TeeLogService`, ensure that the TEE environment is properly configured and initialized.
 
+Enable the TEE logging in the Eliza .env file:
+
+```env
+TEE_LOG_ENABLED=true
+```
+
 The logging isn't integrated for actions by default, you need to integrate the logging for the actions you want to log. For example, if you want to log the `Continue` action of plugin-bootstrap, you can do the following:
 
 First, add plugin-tee-log to the dependencies of plugin-bootstrap: