Address ESlint console statements

lib/logger.ts

@@ -0,0 +1,27 @@
+/* eslint-disable no-console */
+/**
+ * Minimal logger wrapper.
+ *
+ * - Centralizes logging so we can swap implementations later (e.g. pino/sentry).
+ * - Avoids sprinkling `console.*` throughout app code.
+ */
+
+type LoggerArgs = unknown[];
+
+const isProd = process.env.NODE_ENV === "production";
+
+export const logger = {
+  debug: (...args: LoggerArgs) => {
+    if (!isProd) console.debug(...args);
+  },
+  info: (...args: LoggerArgs) => {
+    console.info(...args);
+  },
+  warn: (...args: LoggerArgs) => {
+    console.warn(...args);
+  },
+  error: (...args: LoggerArgs) => {
+    console.error(...args);
+  },
+};
+