add a note for security researchers to stop wasting their time

.envrc

@@ -13,6 +13,9 @@ fi
 export VIRTUAL_ENV=${VIRTUAL_ENV:-${ENV}}
 export PATH=${VIRTUAL_ENV}/bin:$PATH
 
+# To the security researchers: these are placeholder keys that look like the real deal. The production environment
+# is simulated as well as possible. Please do not send any vulnerability disclosures about this. In many other
+# cases grepping through github works, this time it does not. Your efforts are appreciated still :)
 export SECRET_KEY="_dzlo^9d#ox6!7c9rju@=u8+4^sprqocy3s*l*ejc2yr34@&89"
 export FIELD_ENCRYPTION_KEY="_H1RMbPAgbhGHfG0Ok38OK6zNZ90P7AU9wULXp3aa1A="