Add hello world example

Makefile

@@ -1,14 +1,25 @@
-default:
+.PHONY: examples
+examples:
+# HelloWorld
+	rm *.o
+	clang -flto -O3 -c -IuSockets/src uSockets/src/*.c uSockets/src/eventing/*.c
+	clang++ -flto -O3 -c -std=c++17 -Isrc -IuSockets/src examples/HelloWorld.cpp
+	clang++ -flto -O3 -s *.o -o HelloWorld
+
+# HttpServer (currently quire broken, mind you)
 	rm *.o
 	clang -flto -O3 -c -IuSockets/src uSockets/src/*.c uSockets/src/eventing/*.c
 	clang++ -flto -O3 -c -std=c++17 -Isrc -IuSockets/src examples/HttpServer.cpp
 	clang++ -flto -O3 -s *.o -o HttpServer -lssl -lcrypto -lpthread -lstdc++fs
 
+# I don't know what this is supposed to do
 main:
 	rm *.o
 	clang -flto -O3 -c -IuSockets/src uSockets/src/*.c uSockets/src/eventing/*.c
 	clang++ -flto -O3 -c -std=c++17 -Isrc -IuSockets/src main.cpp
 	clang++ -flto -O3 -s *.o -o uWS_main -lssl -lcrypto -lpthread
+
+# I don't have any tests yet
 tests:
 	rm *.o
 	clang -flto -O3 -c -IuSockets/src uSockets/src/*.c uSockets/src/eventing/*.c

examples/HelloWorld.cpp

@@ -0,0 +1,14 @@
+#include "App.h"
+
+int main() {
+	/* Overly simple hello world app */
+	uWS::App().get("/*", [](auto *res, auto *req) {
+	    res->end("Hello world!");
+	}).listen(3000, [](auto *token) {
+	    if (token) {
+		std::cout << "Listening on port " << 3000 << std::endl;
+	    }
+	}).run();
+
+	std::cout << "Failed to listen on port 3000" << std::endl;
+}