chore: add protocols enum

src/main.rs

@@ -1,3 +1,18 @@
+use std::process::exit;
+
+mod parser;
 fn main() {
-    println!("Hello, world!");
+    let protocol = parser::get_uri_format("vmess://");
+    match protocol {
+        Some(parser::protocols::Vless) => {
+            println!("The protocol was Vless");
+        }
+        Some(_) => {
+            println!("Some recognizable protocol")
+        }
+        None => {
+            println!("The protocol is not supported");
+            exit(0);
+        }
+    }
 }