tobiaslocker_base64: add package (#3730)

* tobiaslocker_base64: add package

* tobiaslocker_base64: exclude windows arm64

packages/t/tobiaslocker_base64/xmake.lua

@@ -0,0 +1,25 @@
+package("tobiaslocker_base64")
+    set_kind("library", {headeronly = true})
+    set_homepage("https://github.com/tobiaslocker/base64")
+    set_description("A modern C++ base64 encoder / decoder ")
+    set_license("MIT")
+
+    add_urls("https://github.com/tobiaslocker/base64.git")
+    add_versions("2024.02.26", "387b32f337b83d358ac1ffe574e596ba99c41d31")
+
+    on_install("windows|!arm64", function (package)
+        os.cp("include/base64.hpp", package:installdir("include/tobiaslocker_base64"))
+    end)
+
+    on_test(function (package)
+        assert(package:check_cxxsnippets({test = [[
+            #include <iostream>
+            #include <tobiaslocker_base64/base64.hpp>
+            void test() {
+                auto encoded_str =  base64::to_base64("Hello, World!");
+                std::cout << encoded_str << std::endl;
+                auto decoded_str = base64::from_base64("SGVsbG8sIFdvcmxkIQ==");
+                std::cout << decoded_str << std::endl;
+            }
+        ]]}, {configs = {languages = "c++17"}}))
+    end)