- Deleted old gRPC service definitions in `game_grpc.pb.go` and `public.go`.
- Added new API server implementations for objectstory, player, and shop services.
- Introduced configuration files for new APIs in `etc/*.yaml`.
- Created main entry points for each service in `objectstory.go`, `player.go`, and `shop.go`.
- Removed unused user update handler and user API files.
- Added utility functions for context management and HTTP header parsing.
- Introduced PostgreSQL backup configuration in `backup/postgreSql.yaml`.
- Implemented authz-adapter deployment and service for Envoy gRPC authorization.
- Created PowerShell script to generate JWK for JWT authentication.
- Documented the integration of ext_authz with user-rpc.ValidateToken in ENVOY_EXT_AUTHZ_ADAPTER.md.
- Added comprehensive Envoy Gateway configuration guide with JWT authentication and access control in ENVOY_GATEWAY_GUIDE.md.