logger with context ? #1541
Description
Which version of Elastic are you using?
[ x ] elastic.v7 (for Elasticsearch 7.x)
[ ] elastic.v6 (for Elasticsearch 6.x)
[ ] elastic.v5 (for Elasticsearch 5.x)
[ ] elastic.v3 (for Elasticsearch 2.x)
[ ] elastic.v2 (for Elasticsearch 1.x)
Please describe the expected behavior
Can Logger support Context ? Because it's usefully for tracing，add requestId etc for a request.