docs: fix agents.md

packages/tui/AGENTS.md → AGENTS.md

@@ -2,9 +2,11 @@
 
 ## Style
 
-- prefer single word variable names
+- prefer single word variable/function names
 - avoid try catch where possible - prefer to let exceptions bubble up
 - avoid else statements where possible
+- do not make useless helper functions - inline functionality unless the
+  function is reusable or composable
 - prefer Bun apis
 
 ## Workflow