Add option to ignore `IllegalArgumentException` if discovery locator enabled · spring-cloud/spring-cloud-gateway#2952

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enhancementhelp wanted

Description

Is your feature request related to a problem? Please describe. If an illegal appname is registered on Eureka, such as "lb:// ", it will cause the service to fail to start and throw "Illegal character in authority at index 5: lb://"

Describe the solution you'd like filter out illegal appnames during startup

Describe alternatives you've considered When registering a service for the eureka client, if it is an illegal uri, block the registration of the service and throw an exception

Additional context Add any other context or screenshots about the feature request here.

Contributor guide

Tech stack: java
Domain: backendapi
Issue type: feature
Difficulty: 3
Estimated time: half day
Activity status: fresh
Clarity: clear
Prerequisites: JavaSpring Cloud Gateway basics
Newbie friendliness: 60
Research direction: Look into the DiscoveryClientRouteDefinitionLocator class where Eureka service discovery is integrated. Investigate how appnames are validated and where the IllegalArgumentException is thrown. Consider adding a configuration option to ignore or filter out illegal appnames during startup. Check existing tests for route definition locators.