make logger silent during unit tests, add logging const for more concise requestId/guildid handling

server/logger.ts

@@ -1,5 +1,8 @@
 import { createLogger, format, transports } from "winston"
 import { config } from "./configuration"
+import { v4 } from "uuid"
+export function newRequestId() { return v4() }
+export const noGuildId = 'NoGuildId'
 
 
 const printFn = format.printf(({ guildId, level, message, errorCode, requestId, timestamp: logTimestamp }: { [k: string]: string }) => {
@@ -13,7 +16,8 @@ const logFormat = format.combine(
 
 const consoleTransports = [
 	new transports.Console({
-		format: logFormat
+		format: logFormat,
+		silent: process.env.NODE_ENV === 'testing'
 	})
 ]
 export const logger = createLogger({