ready for first test

src/main.cpp

@@ -1,4 +1,40 @@
-int main (int argc, char *argv[]) {
-  
-  return 0;
+#include "spdlog/spdlog.h"
+extern "C" {
+#include <wstp.h>
+}
+#include <LLU/WSTP/WSStream.hpp>
+
+int main() {
+    WSEnvironment env = WSInitialize(nullptr);
+    if (!env) {
+        spdlog::error("Failed to initialize WSTP environment");
+        return 1;
+    }
+
+    const char* args[] = {
+        "client",
+        "-linkname", "1240@localhost",
+        "-linkprotocol", "TCPIP",
+        "-linkmode", "connect"
+    };
+    int err = 0;
+
+    WSLINK mlp = WSOpenArgv(env,
+                            const_cast<char**>(args),
+                            const_cast<char**>(args) + (sizeof(args)/sizeof(args[0])),
+                            &err);
+    if (!mlp || err != WSEOK) {
+        spdlog::error("Failed to open WSTP link (err={})", err);
+        WSDeinitialize(env);
+        return 1;
+    }
+
+    LLU::WSStream<LLU::WS::Encoding::Native, LLU::WS::Encoding::Native> stream(mlp);
+
+    stream << 42 << LLU::WS::Flush;
+
+    WSClose(mlp);
+    WSDeinitialize(env);
+    spdlog::info("Done");
+    return 0;
 }