Add initial support for doing benchmarking and some starting info on how to build the benchmark stuff with poppler debug info

benches/for_profiling.rs

@@ -0,0 +1,10 @@
+mod utils;
+
+#[tokio::main]
+async fn main() {
+	let file = std::env::args()
+		.nth(1)
+		.expect("Please enter a file to profile");
+
+	utils::render_doc(file).await;
+}