Add SDK v1.0.0

vendor/tiny_ansi/include/tiny_ansi.h

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+#pragma once
+// Vendored header-only helper (vendor/tiny_ansi/) -- a stand-in for the
+// kind of tiny, buildless third-party header you'd wrap with
+// add_vendor_header_only() instead of writing yourself.
+#include <string>
+
+namespace tiny_ansi {
+
+inline std::string green(const std::string& s) {
+    return "\033[32m" + s + "\033[0m";
+}
+
+}  // namespace tiny_ansi

vendor/tiny_case/CMakeLists.txt

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+# A stand-in for a "real" vendored third-party library that ships its own
+# build -- a plain source drop, git submodule, or git subtree checked into
+# vendor/tiny_case/. Added via add_vendor_subdirectory(tiny_case) in the
+# root CMakeLists.txt, not discovered by the module system (vendor/ isn't
+# one of the discovery roots), and not written to conform to this
+# project's conventions -- it's whatever the upstream project's
+# CMakeLists.txt looks like.
+cmake_minimum_required(VERSION 3.16)
+add_library(tiny_case STATIC src/tiny_case.cpp)
+target_include_directories(tiny_case PUBLIC include)

vendor/tiny_case/include/tiny_case.h

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+#pragma once
+#include <string>
+
+std::string tiny_case_to_upper(std::string s);

vendor/tiny_case/src/tiny_case.cpp

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+#include "tiny_case.h"
+
+#include <algorithm>
+#include <cctype>
+
+std::string tiny_case_to_upper(std::string s) {
+    std::transform(s.begin(), s.end(), s.begin(),
+                    [](unsigned char c) { return std::toupper(c); });
+    return s;
+}