feat: add xpkg v0.0.40 + fix README refs

Author: Sunrisepeak

README.md

@@ -21,7 +21,7 @@ mcpp build                  # 自动拉取源码 + 构建
 | `mcpplibs.tinyhttps` | 0.2.2 | 轻量 HTTP/HTTPS 客户端(SSE 流式) — `import mcpplibs.tinyhttps;` | [mcpplibs/tinyhttps](https://github.com/mcpplibs/tinyhttps) |
 | `mcpplibs.llmapi` | 0.2.5 | 大语言模型 API 客户端(OpenAI/Anthropic 兼容) — `import mcpplibs.llmapi;` | [mcpplibs/llmapi](https://github.com/mcpplibs/llmapi) |
 | `mcpplibs.capi.lua` | 0.0.3 | Lua 5.4 C API 的 C++23 模块封装 — `import mcpplibs.capi.lua;` | [mcpplibs/lua](https://github.com/mcpplibs/lua) |
-| `mcpplibs.xpkg` | 0.0.39 | xpkg V1 规范的 C++23 参考实现 — `import mcpplibs.xpkg;` | [openxlings/libxpkg](https://github.com/openxlings/libxpkg) |
+| `mcpplibs.xpkg` | 0.0.40 | xpkg V1 规范的 C++23 参考实现 — `import mcpplibs.xpkg;` | [openxlings/libxpkg](https://github.com/openxlings/libxpkg) |
 | `mcpplibs.templates` | 0.0.1 | 最小化模块库模板 — `import mcpplibs.templates;` | [mcpplibs/templates](https://github.com/mcpplibs/templates) |
 
 ### 第三方 C/C++ 库
@@ -103,7 +103,7 @@ cd ~/.mcpp/registry/data/mcpp-index && git pull
 ## 添加新包
 
 1. Fork 本仓库
-2. 在 `pkgs/<首字母>/` 下创建 `<包名>.lua`,参考现有文件([mbedtls.lua](pkgs/m/mbedtls.lua)、[ftxui.lua](pkgs/f/ftxui.lua))
+2. 在 `pkgs/<首字母>/` 下创建 `<包名>.lua`,参考现有文件([compat.mbedtls.lua](pkgs/c/compat.mbedtls.lua)、[compat.ftxui.lua](pkgs/c/compat.ftxui.lua))
 3. 提交 PR — `validate` workflow 自动 lint,`deploy-site` 合入后自动发布到浏览站
 
 详细格式说明见 [mcpp 扩展字段文档](https://github.com/mcpp-community/mcpp/blob/main/docs/04-schema-xpkg-extension.md)。

pkgs/x/xpkg.lua

@@ -12,18 +12,30 @@ package = {
 
     xpm = {
         linux = {
+            ["0.0.40"] = {
+                url    = "https://github.com/openxlings/libxpkg/archive/refs/tags/v0.0.40.tar.gz",
+                sha256 = "95fd6d7b2c044578830015fd5b1dceaafd5c0dbadc04a0c78e82d380405e193f",
+            },
             ["0.0.39"] = {
                 url    = "https://github.com/openxlings/libxpkg/archive/refs/tags/v0.0.39.tar.gz",
                 sha256 = "292d6a85da95b3615cc96f8e2e64dbe7767d059d8a8e9422bbc72db648f81f71",
             },
         },
         macosx = {
+            ["0.0.40"] = {
+                url    = "https://github.com/openxlings/libxpkg/archive/refs/tags/v0.0.40.tar.gz",
+                sha256 = "95fd6d7b2c044578830015fd5b1dceaafd5c0dbadc04a0c78e82d380405e193f",
+            },
             ["0.0.39"] = {
                 url    = "https://github.com/openxlings/libxpkg/archive/refs/tags/v0.0.39.tar.gz",
                 sha256 = "292d6a85da95b3615cc96f8e2e64dbe7767d059d8a8e9422bbc72db648f81f71",
             },
         },
         windows = {
+            ["0.0.40"] = {
+                url    = "https://github.com/openxlings/libxpkg/archive/refs/tags/v0.0.40.tar.gz",
+                sha256 = "95fd6d7b2c044578830015fd5b1dceaafd5c0dbadc04a0c78e82d380405e193f",
+            },
             ["0.0.39"] = {
                 url    = "https://github.com/openxlings/libxpkg/archive/refs/tags/v0.0.39.tar.gz",
                 sha256 = "292d6a85da95b3615cc96f8e2e64dbe7767d059d8a8e9422bbc72db648f81f71",