Version 1.27.4

* Update base image to `zappi/nginx:1.27.4`.
* Fix pid file perimssion denied error.

Version 1.27.1-2

* Upgrade `headers-more-nginx-module` to `v0.38`.

Version 1.27.1-1

* Allow `X-Original-Forwaded-*` headers to take priority when setting `X-Forwarded-*` headers.

Version 1.27.1

Version 1.25.4

* Add `X-Request-Start` header set to current time with millisecond precision.
* Update base image to `zappi/nginx:1.25.4`.

Version 1.25.3-1

* Add OpenTelemetry (OTel) module i.e. `nginx-module-otel`.
* Update observability headers:
  * Add `X-Trace-ID`.
* Update logging fields:
  * Add `otel_trace_id`.

Version 1.25.3

* Use `zappi/nginx:1.25.3` as the docker base image.
* Upgrade `headers-more-nginx-module` to `v0.37`.
* Update latency headers:
  * Add `X-Proxy-Request-Time`.
  * Add `X-Proxy-Backend-Response-Time`.
  * Remove `X-Proxy-Backend-Total-Time`.
* Update logging fields:
  * Add `http_x_proxy_backend_response_time`.
  * Remove `http_x_proxy_backend_total_time`.

Merge pull request #17 from Intellection/log_x_proxy_backend_latency_…

…headers

[SRE-3200] Log X-Proxy-Backend latency headers

Version 1.25.2-2

* Add `X-Proxy-Backend` latency headers.
* Remove incorrect `X-Server-Proxy-Time` configuration.

Version 1.25.2-1

* Expose `$request_time` as `X-Server-Proxy-Time` response header.