build.yml

name: Build & Deploy

on:
  push:
    branches: ["main"]
  pull_request:
    branches: ["main"]
  workflow_dispatch:

permissions:
  contents: read
  pages: write
  id-token: write

concurrency:
  group: "pages"
  cancel-in-progress: false

jobs:
  # Build job — runs on both push and PR
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
      - name: Restore cache
        uses: actions/cache@v4
        with:
          path: |
            .next/cache
          key: ${{ runner.os }}-nextjs-${{ hashFiles('**/bun.lockb') }}-${{ hashFiles('**.[jt]s', '**.[jt]sx') }}
          restore-keys: |
            ${{ runner.os }}-nextjs-${{ hashFiles('**/bun.lockb') }}-
      - name: Install dependencies
        run: bun install
      - name: Build with Next.js
        run: bun run build
        env:
          NEXT_PUBLIC_FIREBASE_API_KEY: ${{ secrets.NEXT_PUBLIC_FIREBASE_API_KEY }}
          NEXT_PUBLIC_FIREBASE_AUTH_DOMAIN: ${{ secrets.NEXT_PUBLIC_FIREBASE_AUTH_DOMAIN }}
          NEXT_PUBLIC_FIREBASE_PROJECT_ID: ${{ secrets.NEXT_PUBLIC_FIREBASE_PROJECT_ID }}
          NEXT_PUBLIC_FIREBASE_STORAGE_BUCKET: ${{ secrets.NEXT_PUBLIC_FIREBASE_STORAGE_BUCKET }}
          NEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_ID: ${{ secrets.NEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_ID }}
          NEXT_PUBLIC_FIREBASE_APP_ID: ${{ secrets.NEXT_PUBLIC_FIREBASE_APP_ID }}
          NEXT_PUBLIC_FIREBASE_MEASUREMENT_ID: ${{ secrets.NEXT_PUBLIC_FIREBASE_MEASUREMENT_ID }}
      # Only upload artifact for deployment on push to main
      - name: Setup Pages
        if: github.event_name == 'push'
        uses: actions/configure-pages@v5
      - name: Upload artifact
        if: github.event_name == 'push'
        uses: actions/upload-pages-artifact@v3
        with:
          path: ./out

  # Deploy job — only runs on push to main, skipped for PRs
  deploy:
    if: github.event_name == 'push'
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4