rewrite subtitle rendering engine

client/pythagoras_client.ts

@@ -119,7 +119,6 @@ export class PythagorasClient {
 			const payload = await this.recv_inner();
 			const text = payload.bytes === undefined ?
 				(await payload.text()).slice(4) : (utf8_decode((await payload.bytes()).slice(4)));
-			console.log("payload:", text);
 			const parsed = JSON.parse(text);
 			return parsed;
 		}