Add Box installation step in release workflow

Include Box version 4.6.2 as an environment variable and add a step to download and install Box. This ensures the Box tool is available in the release workflow for application compilation.

.github/workflows/release.yml

@@ -4,6 +4,8 @@ on:
   push:
     tags:
       - '*'
+env:
+  BOX_VERSION: '4.6.2'
 
 jobs:
   build:
@@ -32,6 +34,16 @@ jobs:
       - name: 'Install Project Dependencies'
         run: composer install --no-interaction --no-ansi --no-progress
 
+      - name: 'Install Box'
+        run: |
+          wget \
+            "https://github.com/humbug/box/releases/download/${BOX_VERSION}/box.phar" \
+            --quiet \
+            -O ./box
+
+          chmod +x ./box
+          sudo mv ./box /usr/local/bin
+
       - name: 'Compile the application'
         run: |
           vendor/bin/castor repack --os=${{ matrix.system }} --app-name=beaver --app-version=${{ github.ref_name }}