build: Expose access logs and update number of workers (#468)

* build: Expose access logs

This option writes access logs to stdout.

* build: Update number of workers

This value has set to 2*(#cpus)+1

k8s/bib.yaml

@@ -51,7 +51,7 @@ spec:
               python manage.py migrate &&
               python manage.py check --deploy &&
               python manage.py clear_cache &&
-              hypercorn -b '0.0.0.0:8000' -w 1 bibxml.asgi:application
+              hypercorn -b '0.0.0.0:8000' -w 9 --access-logfile - bibxml.asgi:application
         - name: celery
           image: "ghcr.io/ietf-tools/bibxml-service:$APP_IMAGE_TAG"
           imagePullPolicy: Always