Merged in feature/rate-limiting (pull request #190)

Implement global and per ip rate limiting

* all tests passing

* test fix

* Enhances test environment for rate limiting

Updates the test environment to better support rate limiting tests.

- Increases rate limits in test container to avoid interference with legitimate test traffic.
- Increases the polling interval for client status checks to reduce load on the rate limiter.
- Adds logic to retry status checks if rate limiting is encountered.

* Merge branch 'main' of bitbucket.org:aarete/query-orchestration into feature/rate-limiting

* build fix

* test fix

go.mod

@@ -33,6 +33,7 @@ require (
 	github.com/tidwall/gjson v1.18.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.34.0
 	go.opentelemetry.io/otel/sdk v1.34.0
+	golang.org/x/time v0.11.0
 )
 
 require (
@@ -128,7 +129,6 @@ require (
 	golang.org/x/oauth2 v0.27.0 // indirect
 	golang.org/x/sync v0.12.0 // indirect
 	golang.org/x/term v0.30.0 // indirect
-	golang.org/x/time v0.11.0 // indirect
 	golang.org/x/tools v0.30.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20250303144028-a0af3efb3deb // indirect
 	google.golang.org/grpc v1.71.0 // indirect