Add CI script to package objects (#9)

* Add ci script to package objects

.github/workflows/ci.yml

@@ -0,0 +1,33 @@
+name: CI
+on: [push, pull_request]
+defaults:
+  run:
+    shell: bash
+jobs:
+  package_objects:
+    name: Package Objects
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Prepare Output Directories
+        run: for d in objects/*/ ; do mkdir -p ./artifacts/$d; done;
+      - name: Copy Objects to Output Structure
+        run: for d in objects/*/ ; do find "$d" -name *.dat -exec cp {} ./artifacts/$d \;; done;
+      - name: Package Objects
+        run: cd artifacts/objects; zip ../../objects.zip ./* -r; cd ../..
+      - name: Hash Objects
+        run: echo "SHA256=$(sha256sum objects.zip | cut -d " " -f 1)" >> $GITHUB_OUTPUT
+        id: hash
+      - name: Upload artifacts (CI)
+        uses: actions/upload-artifact@v4
+        with:
+          name: objects
+          path: objects.zip
+          if-no-files-found: error
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          body: SHA256:${{ steps.hash.outputs.SHA256 }}
+          files: objects.zip