initial cpu structure :thonk:

Signed-off-by: Amneesh Singh <natto@weirdnatto.in>

apps/target/main.cc

@@ -1,10 +1,17 @@
-#include "matar.hh"
+#include "emulator.hh"
 #include <iostream>
 
-int main() {
-    std::cout << "Hello" << std::endl;
-    if (run() > 0) {
-        std::cerr << "Crashed" << std::endl;
+int
+main(int argc, const char* argv[]) {
+    if (argc != 2) {
+        std::cerr << "Usage: " << argv[0] << " <file>" << std::endl;
+        return 1;
+    }
+
+    try {
+        emulator::run(argv[1]);
+    } catch (const std::exception& e) {
+        std::cerr << "Exception: " << e.what() << std::endl;
         return 1;
     }