Initial commit: USDT transfer worker (RabbitMQ + Postgres + Vault)

src/logger.ts

@@ -0,0 +1,20 @@
+import { pino, type Logger } from "pino";
+
+const VALID_LEVELS = new Set(["trace", "debug", "info", "warn", "error", "fatal", "silent"]);
+
+function resolveLevel(input: string | undefined): string {
+  if (!input) {
+    return "info";
+  }
+
+  const normalized = input.toLowerCase();
+  return VALID_LEVELS.has(normalized) ? normalized : "info";
+}
+
+export function createLogger(level: string | undefined): Logger {
+  return pino({
+    level: resolveLevel(level),
+    base: { service: "usdt-transfer" },
+    timestamp: pino.stdTimeFunctions.isoTime
+  });
+}