feat(logging): add log level env variable (#2299)

packages/log/src/index.ts

@@ -0,0 +1,24 @@
+import type { transport as Transport } from "winston";
+import winston, { format, transports } from "winston";
+
+import { env } from "./env";
+import { RedisTransport } from "./redis-transport";
+
+const logMessageFormat = format.printf(({ level, message, timestamp }) => {
+  return `${timestamp as string} ${level}: ${message as string}`;
+});
+
+const logTransports: Transport[] = [new transports.Console()];
+
+// Only add the Redis transport if we are not in CI
+if (!(Boolean(process.env.CI) || Boolean(process.env.DISABLE_REDIS_LOGS))) {
+  logTransports.push(new RedisTransport());
+}
+
+const logger = winston.createLogger({
+  format: format.combine(format.colorize(), format.timestamp(), logMessageFormat),
+  transports: logTransports,
+  level: env.LOG_LEVEL,
+});
+
+export { logger };