:memo: Updated readme with sql stmts for prod

backend/README.md

@@ -88,6 +88,10 @@ Tests are run with AVA with code coverage reporting via nyc. Look at the example
 -   [Ava](https://github.com/avajs/ava) - Easy testing
 -   [Nyc](https://github.com/istanbuljs/nyc) - Test coverage with Istanbul's CLI
 
-```
+## TRUNCATE TABLES IN PRODUCTION
 
-```
+users, responses, profiles, authentication
+TRUNCATE TABLE users;
+TRUNCATE TABLE responses;
+TRUNCATE TABLE profiles;
+TRUNCATE TABLE authentication;