detz: M0 scaffold

taicpp/src/cli/cli.cpp

@@ -0,0 +1,17 @@
+#include "cli.h"
+#include "version.hpp"
+#include <cstdio>
+namespace detz::cli {
+Command Parser::parse(int argc, char** argv) {
+    Command c;
+    if (argc > 1) { c.name = argv[1]; for (int i = 2; i < argc; ++i) c.args.emplace_back(argv[i]); }
+    return c;
+}
+int Command::run() {
+    if (name == "--version" || name == "version") { std::puts(kVersion.data()); return 0; }
+    std::puts("detz — C++23 port of tai.py. See --help. Version:");
+    std::puts(kVersion.data());
+    return 0;
+}
+int DetzCli::run(int argc, char** argv) { return Parser{}.parse(argc, argv).run(); }
+} // namespace detz::cli