feat: add support for a base prefix (#294)

* fix: rename variable for preventing collision in ED25519 private key handling

Signed-off-by: Jason Cameron <git@jasoncameron.dev>

* fix: remove unused import and debug print in xess.go

Signed-off-by: Jason Cameron <git@jasoncameron.dev>

* feat: introduce base path configuration for Anubis endpoints

Closes: #231
Signed-off-by: Jason Cameron <git@jasoncameron.dev>

* hack(internal/test): skip these tests for now

Signed-off-by: Xe Iaso <me@xeiaso.net>

* fix(yeet): unbreak package builds

Signed-off-by: Xe Iaso <me@xeiaso.net>

---------

Signed-off-by: Jason Cameron <git@jasoncameron.dev>
Signed-off-by: Xe Iaso <me@xeiaso.net>
Co-authored-by: Xe Iaso <me@xeiaso.net>

docs/docs/CHANGELOG.md

@@ -27,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added example nginx configuration to documentation
 - Added example Apache configuration to the documentation [#277](https://github.com/TecharoHQ/anubis/issues/277)
 - Move per-environment configuration details into their own pages
+- Added support for running anubis behind a prefix (e.g. `/myapp`)
 - Added headers support to bot policy rules
 - Moved configuration file from JSON to YAML by default
 - Added documentation on how to use Anubis with Traefik in Docker
@@ -35,6 +36,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Moved all CSS inline to the Xess package, changed colors to be CSS variables
 - Set or append to `X-Forwarded-For` header unless the remote connects over a loopback address [#328](https://github.com/TecharoHQ/anubis/issues/328)
 - Fixed mojeekbot user agent regex
+- Added support for running anubis behind a base path (e.g. `/myapp`)
 
 ## v1.16.0