graph TB
    subgraph "Client Layer"
        UI[React Dashboard<br/>Glassmorphism UI]
        CLI[CLI Tool]
    end

    subgraph "Reverse Proxy"
        TRAEFIK[Traefik v3<br/>SSL/TLS · Routing]
    end

    subgraph "Application Layer"
        API[FastAPI Backend<br/>Async · WebSocket]
        WORKER[Deployment Worker<br/>Docker SDK]
    end

    subgraph "Data Layer"
        PG[(PostgreSQL<br/>App Registry)]
        VOL[Docker Volumes<br/>App Data]
    end

    subgraph "Infrastructure"
        DOCKER[Docker Engine<br/>Container Runtime]
        LE[Let's Encrypt<br/>Auto SSL]
    end

    UI --> TRAEFIK
    CLI --> TRAEFIK
    TRAEFIK --> API
    API --> PG
    API --> WORKER
    WORKER --> DOCKER
    DOCKER --> VOL
    TRAEFIK --> LE
    TRAEFIK --> DOCKER

    style UI fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff
    style API fill:#0a0a0f,stroke:#39ff14,color:#39ff14
    style TRAEFIK fill:#0a0a0f,stroke:#ff00ff,color:#ff00ff
    style PG fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff

graph TB
    subgraph "Frontend"
        NEXT[Next.js 14<br/>App Router · SSR]
        ADMIN[Admin Dashboard<br/>Campaign Manager]
    end

    subgraph "API Gateway"
        TRAEFIK[Traefik<br/>Multi-Tenant Routing]
    end

    subgraph "Backend Services"
        FAST[FastAPI<br/>Mail API]
        QUEUE[Redis Queue<br/>Mail Processing]
        WORKER[Mail Worker<br/>SMTP Relay]
    end

    subgraph "Data Stores"
        PG[(PostgreSQL<br/>Tenants · Users)]
        REDIS[(Redis<br/>Cache · Sessions)]
    end

    subgraph "External"
        SMTP[SMTP Server<br/>Mail Delivery]
    end

    NEXT --> TRAEFIK
    ADMIN --> TRAEFIK
    TRAEFIK --> FAST
    FAST --> PG
    FAST --> REDIS
    FAST --> QUEUE
    QUEUE --> WORKER
    WORKER --> SMTP

    style NEXT fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff
    style FAST fill:#0a0a0f,stroke:#39ff14,color:#39ff14
    style TRAEFIK fill:#0a0a0f,stroke:#ff00ff,color:#ff00ff
    style PG fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff
    style REDIS fill:#0a0a0f,stroke:#ff00ff,color:#ff00ff

graph TB
    subgraph "Client"
        WEB[React SPA<br/>Role-Based UI]
        MOBILE[Responsive<br/>Mobile View]
    end

    subgraph "Security Layer"
        NGINX[Nginx<br/>Reverse Proxy]
        AUTH[JWT + 2FA<br/>TOTP Authentication]
    end

    subgraph "Application"
        API[FastAPI<br/>REST API]
        RBAC[RBAC Middleware<br/>Permission Engine]
    end

    subgraph "Database"
        PG[(PostgreSQL<br/>Staff Records)]
        S3[File Storage<br/>Documents]
    end

    WEB --> NGINX
    MOBILE --> NGINX
    NGINX --> AUTH
    AUTH --> API
    API --> RBAC
    RBAC --> PG
    API --> S3

    style WEB fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff
    style API fill:#0a0a0f,stroke:#39ff14,color:#39ff14
    style AUTH fill:#0a0a0f,stroke:#ff00ff,color:#ff00ff
    style PG fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff

mindmap
  root((Udhayaboopathi<br/>Tech Stack))
    Frontend
      React.js
      Next.js
      TypeScript
      Tailwind CSS
      Glassmorphism UI
    Backend
      FastAPI
      Python
      Node.js
      Flask
    Databases
      PostgreSQL
      MongoDB
      Redis
      MySQL
    DevOps
      Docker
      Traefik
      GitHub Actions
      Nginx
      Linux
    Cloud
      AWS
      Azure
      VPS
    AI/ML
      OpenAI
      Gemini
      NLP
      RAG
    Projects
      RolloutX
      Nexudo Mail
      TNTEU Portal
      Smart QA
      Food Recommender

gantt
    title Career and Education Journey
    dateFormat YYYY-MM
    axisFormat %Y

    section Education
    BSc Computer Science            :done, bsc, 2021-06, 2024-05
    MSc Computer Science            :done, msc, 2024-06, 2026-06

    section Experience
    MERN Stack Intern Arttifai      :done, art, 2025-01, 2025-12
    Linux Server Admin Periyar      :done, linux, 2025-01, 2026-06
    Developer DevOps Nexudo         :done, nexudo, 2025-01, 2026-06
    Developer TNTEU Chennai           :active, tnteu, 2026-01, 2027-12

graph LR
    subgraph "Development"
        DEV[Local Development<br/>VS Code + Docker]
        GIT[Git Push<br/>Feature Branch]
    end

    subgraph "CI Pipeline"
        TRIGGER[GitHub Actions<br/>Trigger]
        LINT[Lint & Format<br/>ESLint · Black · Ruff]
        TEST[Run Tests<br/>Pytest · Jest]
        BUILD[Build Images<br/>Docker Build]
    end

    subgraph "CD Pipeline"
        PUSH[Push to Registry<br/>GHCR / Docker Hub]
        DEPLOY[Deploy<br/>Traefik + Docker Compose]
        HEALTH[Health Check<br/>Endpoint Monitoring]
    end

    subgraph "Monitoring"
        METRICS[GitHub Metrics<br/>Auto-update]
        SNAKE[Snake Animation<br/>Daily Cron]
        ALERT[Alerts<br/>Failure Notifications]
    end

    DEV --> GIT
    GIT --> TRIGGER
    TRIGGER --> LINT
    LINT --> TEST
    TEST --> BUILD
    BUILD --> PUSH
    PUSH --> DEPLOY
    DEPLOY --> HEALTH
    HEALTH --> METRICS
    HEALTH --> SNAKE
    HEALTH --> ALERT

    style DEV fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff
    style TRIGGER fill:#0a0a0f,stroke:#ff00ff,color:#ff00ff
    style DEPLOY fill:#0a0a0f,stroke:#39ff14,color:#39ff14
    style METRICS fill:#0a0a0f,stroke:#00f5ff,color:#00f5ff