feat(cr_booster): add GHA workflow

.github/workflows/booster.yaml

@@ -0,0 +1,59 @@
+name: Boost backers' rewards in an active NFT campaign
+
+on:
+  workflow_dispatch:
+    inputs:
+      campaignId:
+        description: 'The ID of the active NFT campaign'
+        required: true
+      amount:
+        description: 'The amount of backers to boost'
+        required: true
+      nft:
+        description: 'The address of the NFT contract'
+        required: true
+
+jobs:
+  boost:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Switch to target branch for data
+        run: |
+          git fetch origin
+          git checkout -B boost-data
+
+      - name: Boost backers' rewards
+        env:
+          BOOSTER_PRIVATE_KEY: ${{ secrets.BOOSTER_PRIVATE_KEY }}
+          BOOSTER_RPC_URL: ${{ secrets.BOOSTER_RPC_URL }}
+          BOOSTER_CHAIN_ID: ${{ secrets.BOOSTER_CHAIN_ID }}
+        run: |
+          npx tsx ./github/.scripts/boost.ts \
+              --campaignId ${{ github.event.inputs.campaignId }} \
+              --amount ${{ github.event.inputs.amount }} \
+              --nft ${{ github.event.inputs.nft }}
+
+      - name: Commit and push changes
+        run: |
+          git config --global user.name "github-actions[bot]"
+          git config --global user.email "github-actions[bot]@users.noreply.github.com"
+
+          # Stage all changes
+          git add .
+
+          # Create a commit; if there are no changes, this command will fail, so we ignore that error.
+          git commit -m "Add files generated by boost script" || echo "No changes to commit"
+
+          # Push the commit back to the current branch
+          git push