Merge pull request #25 from MLOps-essi-upc/actions

actions setup - to be completed

.github/workflows/main.yml

@@ -0,0 +1,21 @@
+# name: Backend
+
+# on:
+#   push:
+#     branches:
+#       - master
+#   pull_request:
+#     branches:
+#       - master
+
+# jobs:
+#   build-and-test:
+#     runs-on: ubuntu-22.04
+
+#     steps:
+#     - name: Checkout code
+#       uses: actions/checkout@v4
+#       with:
+#         sparse-checkout: |
+#           .github
+#           src