fix(installer): 更新安装程序版本至0.3.7 Beta 9

docs(help): 更新about.hlp中的网站链接至新域名
refactor(help): 优化pkg_download_en.hlp的代码块显示格式
feat(imageview): 添加图像加载错误提示和注释说明
style(time): 修复帮助文档格式错误
feat(shell): 添加欢迎界面图形显示
test: 新增imageview和help文档的测试程序

data/computercraft/lua/rom/programs/test_help_format.lua

@@ -0,0 +1,44 @@
+-- test_help_format.lua: Test the formatted pkg_download_en help document
+local help = require("rom/programs/help")
+local term = require("term")
+
+print("=== Testing pkg_download_en Help Document Formatting ===")
+print("This test will display the pkg_download_en help document")
+print("to verify that code blocks are properly formatted with colors.")
+print("\n3...")
+os.sleep(1)
+print("2...")
+os.sleep(1)
+print("1...")
+os.sleep(1)
+
+-- Clear screen and display help document
+term.clear()
+term.setCursorPos(1, 1)
+
+local success, content = pcall(function()
+  return help.loadTopic("pkg_download_en")
+end)
+
+if success and content then
+  -- Process the content to simulate how help system would display it
+  print("=== pkg_download_en Help Document ===")
+  for line in content:gmatch("[^
+]+") do
+    -- Handle color commands
+    if line:match("^>>color yellow") then
+      term.setTextColor(0xFFFF00)
+    elseif line:match("^>>color white") then
+      term.setTextColor(0xFFFFFF)
+    else
+      print(line)
+    end
+  end
+  term.setTextColor(0xFFFFFF) -- Reset to white
+  print("\n=== End of Help Document ===")
+else
+  print("Error: Could not load pkg_download_en help document.")
+end
+
+print("\nTest finished. Press any key to return.")
+os.pullEvent("key")