refactor(event_manager): throttle_ms from config

Author: cameronr

lua/opencode/config.lua

@@ -94,6 +94,7 @@ M.defaults = {
       rendering = {
         markdown_debounce_ms = 250,
         on_data_rendered = nil,
+        event_throttle_ms = 40,
       },
       tools = {
         show_output = true,

lua/opencode/event_manager.lua

@@ -136,10 +136,11 @@ function EventManager.new()
     captured_events = {},
   }, EventManager)
 
-  -- TODO: make drain delay configurable
+  local config = require('opencode.config')
+  local throttle_ms = config.ui.output.rendering.event_throttle_ms
   self.throttling_emitter = ThrottlingEmitter.new(function(events)
     self:_on_drained_events(events)
-  end, 40)
+  end, throttle_ms)
 
   return self
 end

lua/opencode/types.lua

@@ -104,6 +104,7 @@
 ---@class OpencodeUIOutputConfig
 ---@field tools { show_output: boolean }
 ---@field rendering { markdown_debounce_ms: number, on_data_rendered: (fun(buf: integer, win: integer)|boolean)|nil }
+---@field event_throttle_ms number
 
 ---@class OpencodeContextConfig
 ---@field enabled boolean