refactor: golf core module

README.md

@@ -3,14 +3,14 @@
 A tiny lightbulb for Neovim 0.12+. Shows a sign when LSP code actions are
 available on the current line.
 
-Zero config. ~50 lines of Lua.
+Zero config. ~40 lines of Lua.
 
 ## Features
 
 - Displays a 💡 in the sign column when code actions are available
 - Clears instantly on cursor move
 - Async LSP requests with stale-response handling
-- Configurable sign text, highlight, and priority
+- Configurable sign text and highlight group
 - Works out of the box — no setup call required
 
 ## Requirements
@@ -36,7 +36,6 @@ All options are optional. Call `setup()` only if you want to customize:
 require("tiny-lightbulb").setup({
   sign = "💡",           -- sign column text
   hl = "DiagnosticWarn",  -- highlight group
-  priority = 10,          -- extmark priority
 })
 ```