Refactor build workflow by removing unnecessary dependency installation step and add new SaT configuration file with scene and source definitions

.forgejo/workflows/build.yml

@@ -15,18 +15,6 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@v4
 
-      - name: Install build dependencies
-        run: |
-          if command -v apt-get >/dev/null 2>&1; then
-            sudo apt-get update
-            sudo apt-get install -y build-essential python3-dev
-          elif command -v apk >/dev/null 2>&1; then
-            sudo apk add --no-cache build-base python3-dev
-          elif command -v yum >/dev/null 2>&1; then
-            sudo yum groupinstall -y "Development Tools"
-            sudo yum install -y python3-devel
-          fi
-
       - name: Clean NextJS cache
         run: rm -rf .next