[feature] Initial Prometheus metrics implementation (#2334)

* feat: Initial OTEL metrics

* docs: add metrics documentation

* fix: metrics endpoint conditional check

* feat: metrics endpoint basic auth

* fix: make metrics-auth-enabled default false

* fix: go fmt helpers.gen.go

* fix: add metric-related env vars to envparsing.sh

* fix: metrics docs

* fix: metrics related stuff in envparsing.sh

* fix: metrics docs

* chore: metrics docs wording

* fix: metrics stuff in envparsing?

* bump otel versions

---------

Co-authored-by: Tsuribori <user@acertaindebian>
Co-authored-by: Tsuribori <none@example.org>
Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>
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Tsuribori 2023-11-20 17:43:55 +02:00 committed by GitHub
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251 changed files with 48389 additions and 22 deletions

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@ -793,6 +793,22 @@ tracing-endpoint: ""
# Default: false
tracing-insecure-transport: false
# Bool. Enable OpenTelemetry based metrics support.
# Default: false
metrics-enabled: false
# Bool. Enable HTTP Basic Authentication for Prometheus metrics endpoint.
# Default: false
metrics-auth-enabled: false
# String. Username for Prometheus metrics endpoint.
# Default: ""
metrics-auth-username: ""
# String. Password for Prometheus metrics endpoint.
# Default: ""
metrics-auth-password: ""
################################
##### HTTP CLIENT SETTINGS #####
################################