Add rate limiter middleware to listener for enhanced request control #961
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- Enable rate limiter for lsnrhttpinet - Introduced `RateLimiterWithConfig` middleware for controlling request rates across listener endpoints. - Updated context to include rate limiter configuration support with `WithListenRateLimiterMemoryStoreConfig`. - Added Prometheus metrics to track denied requests and internal errors from the rate limiter.
…ment - Centralized token use constants in `daemonauth/jwt.go` for better maintainability. - Updated middleware to dynamically exclude proxy tokens from rate limiting. - Adjusted middleware initialization order in `lsnrhttpinet` to reintroduce the rate limiter after auth middleware. - Refactored rate limiter logger initialization for cleaner code reuse. - Ensured consistent token use constant usage across the API implementation to reduce hardcoding.
- Introduced `RateLimiterConfig` in `cluster` for managing request rate, burst, and expiration. - Integrated rate limiter settings into listener configuration and context. - Updated listener startup and restart logic to include rate limiter changes. - Refactored and replaced deprecated rate limiter configuration methods with `WithListenRateLimiterConfig`.
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