CI/CD Deployment Pipeline

```mermaid sequenceDiagram participant Dev as Developer participant GitHub as GitHub Repo participant Jenkins as Jenkins CI/CD participant Raigad as Ansible (WSL) participant QA as QA Server participant PROD as Prod Server

Dev->>GitHub: Push code (main / release branch)
GitHub->>Jenkins: Webhook trigger
Jenkins->>Jenkins: Build & publish artifacts
Jenkins->>Raigad: Invoke Ansible playbook
Raigad->>QA: Deploy QA build
Raigad->>PROD: Deploy Production build (manual approval)
Jenkins->>QA: Run smoke tests
Jenkins->>B2: Upload build logs & artifacts