small testbed convenience fixes

aerpaw/impl/controller_main.cpp

@@ -1,12 +1,17 @@
 #include <iostream>
-#include "controller.h" 
+#include "controller.h"
 #include "controller_impl.h" // TCP implementation header
 
 int main() {
-    // Number of clients to handle
-    int numClients = 2;  // for now
-
-    std::cout << "Initializing TCP server...\n";
+    // Derive numClients from initialPositions in scenario.csv
+    double targets[MAX_CLIENTS_PER_PARAM * 3];
+    int numClients = loadInitialPositions("config/scenario.csv",
+                                          targets, MAX_CLIENTS_PER_PARAM);
+    if (numClients < 1) {
+        std::cerr << "Failed to parse numClients from scenario.csv\n";
+        return 1;
+    }
+    std::cout << "Parsed " << numClients << " UAV(s) from scenario.csv\n";
 
     // Call MATLAB-generated server function
     controller(numClients);