- Implemented new gRPC service `AIService` in `proto/ai/v1/ai.proto` for handling natural language queries.
- Generated Go code for the gRPC service and messages in `gen/ai/v1/`.
- Created `services/ai-gateway/` directory structure with necessary files for the service.
- Added configuration loading and structured logging.
- Implemented domain logic for intent parsing and interaction with Home Assistant.
- Established outbound adapters for Ollama and Home Assistant with mTLS support.
- Updated `go.work` to include the new service and maintain existing dependencies.
- Modified `discord-bot` to use the new `ai-gateway` for AI interactions.
- Added deployment manifest for Kubernetes and CI/CD configuration for building and deploying the service.
