chore: restore vscode settings, makefiles, and poker training apps from backup after data loss

cli.cpp

@@ -0,0 +1,10 @@
+#include "players/cli.hpp"
+#include "game.hpp"
+
+int main() {
+    Game game(2);
+    CLIPlayer cliPlayer;
+    game.players[1] = (Player)cliPlayer;
+    game.play();
+    return 0;
+}