add some more configuration

README.md

@@ -26,6 +26,14 @@ lydia is written to be easily configurable through a toml file which is easier t
 ## User settings
 - name = the name you want lydia to call you. default is "user"
 
+## Advanced configuration
+(I wouldn't touch this unless you know what you're doing)
+- temperature = the temperature you want lydia to use. basically how random the model is. default is 0.8
+- max_tokens = the max context tokens you want lydia to use. basically how far she can remember. default is 8192
+
+## Runtime configuration
+the prompt can be changed by running l!prompt <text> in the chatbox. this only applies for the current session, if you want a persistent change, you can edit the config file.
+
 # Other stuff
 by hitting escape you can tab out of the chatbox, here you can do cool things like:
 - hit Q or CTRL+C to quit lydia (but why would you wanna do that anyway?)