chore: fix number types in lua docs

CONTRIBUTING.md

@@ -124,4 +124,3 @@ Go to the CopilotChat.nvim in your GitHub account, select your branch, and click
 
 - [health.lua](/lua/CopilotChat/health.lua): `:checkhealth` integration.
   Verifies commands, libraries, and Treesitter parsers.
-

lua/CopilotChat/select.lua

@@ -1,10 +1,10 @@
 ---@class CopilotChat.select.Selection
 ---@field content string
----@field start_line number
----@field end_line number
+---@field start_line integer
+---@field end_line integer
 ---@field filename string
 ---@field filetype string
----@field bufnr number
+---@field bufnr integer
 
 local log = require('plenary.log')
 local utils = require('CopilotChat.utils')
@@ -51,7 +51,7 @@ function M.marks()
 end
 
 --- Highlight selection in target buffer or clear it
----@param bufnr number
+---@param bufnr integer
 ---@param clear boolean?
 function M.highlight(bufnr, clear)
   local selection_ns = vim.api.nvim_create_namespace('copilot-chat-selection')
@@ -76,7 +76,7 @@ function M.highlight(bufnr, clear)
 end
 
 --- Get the selection from the target buffer
----@param bufnr number
+---@param bufnr integer
 ---@return CopilotChat.select.Selection?
 function M.get(bufnr)
   if not utils.buf_valid(bufnr) then
@@ -113,10 +113,10 @@ function M.get(bufnr)
 end
 
 --- Sets the selection to specific lines in buffer or clears it
----@param bufnr number
----@param winnr number?
----@param start_line number?
----@param end_line number?
+---@param bufnr integer
+---@param winnr integer?
+---@param start_line integer?
+---@param end_line integer?
 function M.set(bufnr, winnr, start_line, end_line)
   if not utils.buf_valid(bufnr) then
     return

lua/CopilotChat/ui/chat.lua

@@ -108,8 +108,8 @@ end
 ---@field section CopilotChat.ui.chat.Section?
 
 --- @class CopilotChat.ui.chat.Source
---- @field bufnr number?
---- @field winnr number?
+--- @field bufnr integer?
+--- @field winnr integer?
 --- @field cwd fun():string
 
 ---@class CopilotChat.ui.chat.Chat : CopilotChat.ui.overlay.Overlay

lua/CopilotChat/utils/diff.lua

@@ -138,7 +138,7 @@ end
 --- Apply unified diff to a table of lines and return new lines
 ---@param diff_text string
 ---@param original_content string
----@return table<string>, boolean, integer, integer
+---@return string[], boolean, integer?, integer?
 function M.apply_unified_diff(diff_text, original_content)
   local hunks = parse_hunks(diff_text)
   local new_content = original_content