name: SteganoPixel CI/CD Pipeline

on:
  push:
    branches: [ main, develop ]
  pull_request:
    branches: [ main, develop ]

jobs:
  validate-and-build:
    name: Lint, Type Check, and Build
    runs-on: ubuntu-latest

    steps:
      - name: 📥 Checkout Source Code
        uses: actions/checkout@v4

      - name: ⚙️ Setup Node.js Environment
        uses: actions/setup-node@v4
        with:
          node-version: '18.x'
          cache: 'npm'

      - name: 📦 Install Dependencies
        run: npm ci

      - name: 🔍 Run TypeScript Type Checking
        run: npm run build --if-present

      - name: 🏗️ Verify Production Build
        run: npm run build

      - name: 📤 Upload Build Artifacts
        uses: actions/upload-artifact@v4
        with:
          name: steganopixel-production-dist
          path: dist/
          retention-days: 7