fix: attempt to resolve a "cookies must be enabled" error

Author: AntoineGS

lua/copilot/lsp_binary.lua

@@ -74,7 +74,15 @@ local function download_file(url, local_server_zip_filepath, local_server_zip_pa
     end
   end
 
-  local cmd = string.format('curl -s -L -o "%s" "%s"', local_server_zip_filepath:gsub("\\", "\\\\"), url)
+  local cookie_file = vim.fs.joinpath(local_server_zip_path, "cookies.txt")
+  local cmd = string.format(
+    'curl -s -L -c "%s" -b "%s" -o "%s" "%s"',
+    cookie_file:gsub("\\", "\\\\"),
+    cookie_file:gsub("\\", "\\\\"),
+    local_server_zip_filepath:gsub("\\", "\\\\"),
+    url
+  )
+
   logger.trace("Downloading copilot-language-server with command: " .. cmd)
   local result = vim.fn.system(cmd)
 
@@ -83,6 +91,11 @@ local function download_file(url, local_server_zip_filepath, local_server_zip_pa
     return false
   end
 
+  -- Clean up cookie file
+  if vim.fn.filereadable(cookie_file) == 1 then
+    vim.fn.delete(cookie_file)
+  end
+
   logger.debug("copilot-language-server downloaded to " .. local_server_zip_filepath)
   return true
 end