Dennis

perf：Optimize Spring Boot startup time and runtime performance

1

# Title Optimize Spring Boot startup time and runtime performance ## Summary Current services have slow startup and elevated request latency in production. The goal is to systematically optimize Spring...

# Title Replace Hutool-based JWT generation with RSA (RS256) and add user token authentication in `im-gateway` ## Summary Stop using Hutool to generate JWTs. Standardize on **RSA (RS256)** using a...

# Title Replace OpenFeign service calls with Dubbo RPC (Spring Cloud Alibaba + Nacos integration) ## Summary Migrate existing inter-service calls that use OpenFeign to Dubbo RPC and use Nacos...