Before Phase 2.4:
Current architecture:
Client
│
▼
ChatController
│
▼
ChatService
│
▼
AiService (Interface)
│
▼
OllamaService
│
▼
Ollama (Qwen3:4b)
================
Current completed phases:
- ✅ Phase 1 — Spring Boot foundation
- ✅ Phase 2.0 — Chat persistence redesign
- ✅ Phase 2.1 — AI configuration layer
- ✅ Phase 2.2 — AI service abstraction
- ✅ Phase 2.3 — Ollama integration
Everything up to this point establishes a solid foundation.
After Phase 2.4:
Production Architecture
Client
│
▼
ChatController
│
▼
ChatService
│
├──────────────┐
▼ │
Conversation Builder │
│ │
▼ │
List<ChatMessage> │
│ │
▼ │
AiService │
▼ │
OllamaService │
▼ │
Ollama │
▲ │
│ │
AI Response────────────┘
│
▼
Save both messages
Why this phase now?
Every future AI feature depends on conversation memory.
Examples include:
- RAG
- Tool calling
- Function calling
- AI agents
- Customer sessions
- Ticket generation
- Intent detection
- Semantic search
Without conversation history, those capabilities are much less effective.
Before Phase 2.4:
Current architecture:
================
Current completed phases:
Everything up to this point establishes a solid foundation.
After Phase 2.4:
Production Architecture
Why this phase now?
Every future AI feature depends on conversation memory.
Examples include:
Without conversation history, those capabilities are much less effective.