Covert httpRequestDuration histogram bucket to seconds

Author: RubenChM

src/middlewares/metrics/index.js

@@ -30,7 +30,7 @@ const httpRequestDuration = new client.Histogram({
   name: 'http_request_duration_seconds',
   help: 'Duration of HTTP requests in seconds',
   labelNames: labelNames,
-  buckets: [ 1, 50, 100, 500],
+  buckets: [ 0.01, 0.1, 0.5, 1, 10],
   registers: [register],
 });