<!-- Add the related story/sub-task/bug number, like Resolves#123, or
remove if NA -->
**Related issue:** Resolves #
# Details
Adds a new `FLEET_SERVER_TRUSTED_PROXIES` config, allowing more
fine-grained control over how the client IP is determined for requests.
Uses the
[realclientip-go](https://github.com/realclientip/realclientip-go)
library as the engine for parsing headers and using rules to determine
the IP.
# Checklist for submitter
If some of the following don't apply, delete the relevant line.
- [X] Changes file added for user-visible changes in `changes/`,
`orbit/changes/` or `ee/fleetd-chrome/changes`.
See [Changes
files](https://github.com/fleetdm/fleet/blob/main/docs/Contributing/guides/committing-changes.md#changes-files)
for more information.
## Testing
- [X] Added/updated automated tests
- [X] QA'd all new/changed functionality manually
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
* **New Features**
* Introduced FLEET_SERVER_TRUSTED_PROXIES configuration option to
specify trusted proxy IPs and hosts. The server now supports flexible
client IP detection strategies that respect your proxy configuration,
with support for multiple formats including single IP header names, hop
counts, and IP address ranges, adapting to various infrastructure setups
and deployment scenarios.
<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
<!-- Add the related story/sub-task/bug number, like Resolves#123, or
remove if NA -->
**Related issue:** Resolves#37192
- Move /server/service/middleware/endpoint_utils to
/server/platform/endpointer
- Move /server/service/middleware/authzcheck to
/server/platform/middleware/authzcheck
- Move /server/service/middleware/ratelimit to
/server/platform/middleware/ratelimit
# Checklist for submitter
- [x] Changes file added for user-visible changes in `changes/`,
`orbit/changes/` or `ee/fleetd-chrome/changes`.
## Testing
- [x] Added/updated automated tests
- [x] QA'd all new/changed functionality manually
<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
## Release Notes
* **Refactor**
* Reorganized internal endpoint utilities to a centralized platform
location for improved code organization and maintainability. No
functional changes to existing features or APIs.
<sub>✏️ Tip: You can customize this high-level summary in your review
settings.</sub>
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
