forgot to wire up a config option

src/decoder/mod.rs

@@ -20,9 +20,7 @@ mod packet;
 mod rtl;
 
 pub fn decode_forever(felinet_send: mpsc::Sender<SemiPacketIn>, config: &Config, uuid: &Uuid) {
-    const USE_STDIN: bool = false;
-
-    let bytes: Box<dyn Iterator<Item = u8>> = if USE_STDIN {
+    let bytes: Box<dyn Iterator<Item = u8>> = if config.use_stdin {
         let stdin = io::stdin();
 
         Box::new(stdin.bytes().map(|x| x.expect("Could not read from stdin")))