debug messages added

src/main.rs

@@ -176,9 +176,11 @@ fn main() -> std::io::Result<()> {
         // Just do the very least of plausibility checks
         if number_of_bytes < 2 {
             // Abort if not at least 2 bytes have been received
+            debug!("Dropping unknown packet (too small)");
             continue;
         } else if (buf[0] >> 6) != 1u8 {
             // Abort if protocol version is not "1"
+            debug!("Dropping unknown packet (version != 1)");
             continue;
         }