graph TB
    subgraph "User Interface Layer"
        UI[TUI Interface]
        AI_UI[AI Assistant Panel]
        SEC_UI[Security Panel]
    end
    
    subgraph "Application Layer"
        HANDLERS[Event Handlers]
        SERVICES[Core Services]
    end
    
    subgraph "Business Logic Layer"
        SERVER_SVC[Server Service]
        AI_SVC[AI Service]
        SEC_SVC[Security Service]
    end
    
    subgraph "Data Layer"
        REPO[SSH Config Repository]
        CACHE[AI Cache]
        AUDIT[Audit Logger]
    end
    
    subgraph "External Services"
        OLLAMA[Ollama AI]
        SSH[OpenSSH Binary]
        FILES[File System]
    end
    
    UI --> HANDLERS
    AI_UI --> HANDLERS
    SEC_UI --> HANDLERS
    
    HANDLERS --> SERVICES
    SERVICES --> SERVER_SVC
    SERVICES --> AI_SVC
    SERVICES --> SEC_SVC
    
    SERVER_SVC --> REPO
    AI_SVC --> CACHE
    AI_SVC --> OLLAMA
    SEC_SVC --> AUDIT
    
    REPO --> FILES
    AUDIT --> FILES
    
    classDef uiLayer fill:#4A90E2,stroke:#2E5BBA,stroke-width:3px,color:#fff
    classDef appLayer fill:#7ED321,stroke:#5BA517,stroke-width:3px,color:#fff
    classDef businessLayer fill:#F5A623,stroke:#D68910,stroke-width:3px,color:#fff
    classDef dataLayer fill:#BD10E0,stroke:#9013FE,stroke-width:3px,color:#fff
    classDef externalLayer fill:#D0021B,stroke:#A00000,stroke-width:3px,color:#fff
    
    class UI,AI_UI,SEC_UI uiLayer
    class HANDLERS,SERVICES appLayer
    class SERVER_SVC,AI_SVC,SEC_SVC businessLayer
    class REPO,CACHE,AUDIT dataLayer
    class OLLAMA,SSH,FILES externalLayer

sequenceDiagram
    participant U as User
    participant UI as TUI Interface
    participant H as Handlers
    participant S as Services
    participant R as Repository
    participant AI as AI Service
    participant O as Ollama
    
    U->>UI: Press 'i' (AI Assistant)
    UI->>H: handleAIPanel()
    H->>AI: Initialize AI Service
    AI->>O: Check Connection
    O-->>AI: Connection Status
    AI-->>H: AI Ready
    H-->>UI: Show AI Panel
    
    U->>UI: Ask Question
    UI->>H: processAIQuery()
    H->>AI: Generate Response
    AI->>O: Send Prompt
    O-->>AI: AI Response
    AI-->>H: Processed Response
    H-->>UI: Display Result
    

flowchart TD
    A[Launch Wooak] --> B[View Server List]
    B --> C{Action Needed?}
    C -->|Search| D[Press '/' - Fuzzy Search]
    C -->|Add Server| E[Press 'a' - Add Server]
    C -->|Connect| F[Press Enter - SSH Connect]
    C -->|AI Help| G[Press 'i' - AI Assistant]
    C -->|Security| H[Press 'z' - Security Panel]
    
    D --> B
    E --> I[Configure Server]
    I --> B
    F --> J[SSH Session]
    J --> B
    G --> K[AI Recommendations]
    K --> B
    H --> L[Security Analysis]
    L --> B
    
    classDef startNode fill:#4CAF50,stroke:#2E7D32,stroke-width:3px,color:#fff
    classDef actionNode fill:#2196F3,stroke:#1565C0,stroke-width:3px,color:#fff
    classDef decisionNode fill:#FF9800,stroke:#E65100,stroke-width:3px,color:#fff
    classDef processNode fill:#9C27B0,stroke:#6A1B9A,stroke-width:3px,color:#fff
    classDef aiNode fill:#00BCD4,stroke:#006064,stroke-width:3px,color:#fff
    classDef securityNode fill:#F44336,stroke:#C62828,stroke-width:3px,color:#fff
    
    class A startNode
    class B,C actionNode
    class D,E,F decisionNode
    class I,J processNode
    class G,K aiNode
    class H,L securityNode

graph LR
    A[Clone Repo] --> B[Setup Environment]
    B --> C[Make Changes]
    C --> D[Run Tests]
    D --> E{Quality Checks}
    E -->|Pass| F[Build]
    E -->|Fail| C
    F --> G[Test Features]
    G --> H[Submit PR]
    
    classDef startNode fill:#4CAF50,stroke:#2E7D32,stroke-width:3px,color:#fff
    classDef processNode fill:#2196F3,stroke:#1565C0,stroke-width:3px,color:#fff
    classDef decisionNode fill:#FF9800,stroke:#E65100,stroke-width:3px,color:#fff
    classDef successNode fill:#8BC34A,stroke:#558B2F,stroke-width:3px,color:#fff
    classDef failNode fill:#F44336,stroke:#C62828,stroke-width:3px,color:#fff
    
    class A startNode
    class B,C,D,G,H processNode
    class E decisionNode
    class F successNode

graph TD
    A[SSH Connection Request] --> B[Security Validation]
    B --> C{Key Valid?}
    C -->|No| D[Block Connection]
    C -->|Yes| E{Host Allowed?}
    E -->|No| D
    E -->|Yes| F[Log Event]
    F --> G[Allow Connection]
    
    D --> H[Log Security Event]
    H --> I[Update Audit Log]
    G --> I
    
    classDef requestNode fill:#2196F3,stroke:#1565C0,stroke-width:3px,color:#fff
    classDef validationNode fill:#FF9800,stroke:#E65100,stroke-width:3px,color:#fff
    classDef decisionNode fill:#9C27B0,stroke:#6A1B9A,stroke-width:3px,color:#fff
    classDef blockNode fill:#F44336,stroke:#C62828,stroke-width:3px,color:#fff
    classDef allowNode fill:#4CAF50,stroke:#2E7D32,stroke-width:3px,color:#fff
    classDef logNode fill:#00BCD4,stroke:#006064,stroke-width:3px,color:#fff
    
    class A requestNode
    class B validationNode
    class C,E decisionNode
    class D blockNode
    class G allowNode
    class F,H,I logNode

graph LR
    A[Fork Repository] --> B[Create Feature Branch]
    B --> C[Make Changes]
    C --> D[Run Tests]
    D --> E[Submit PR]
    E --> F[Code Review]
    F --> G[Merge]
    
    classDef startNode fill:#4CAF50,stroke:#2E7D32,stroke-width:3px,color:#fff
    classDef processNode fill:#2196F3,stroke:#1565C0,stroke-width:3px,color:#fff
    classDef testNode fill:#FF9800,stroke:#E65100,stroke-width:3px,color:#fff
    classDef reviewNode fill:#9C27B0,stroke:#6A1B9A,stroke-width:3px,color:#fff
    classDef successNode fill:#8BC34A,stroke:#558B2F,stroke-width:3px,color:#fff
    
    class A startNode
    class B,C processNode
    class D testNode
    class E,F reviewNode
    class G successNode