ENT-5542: Build package using GitHub Actions

* Card ID: ENT-5542

(Cherry-picked from 9fa7469)

.github/workflows/tito.yml

@@ -0,0 +1,68 @@
+name: tito
+
+on:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  tito:
+    name: "tito"
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: "CentOS 7"
+            image: "quay.io/centos/centos:centos7"
+
+    runs-on: ubuntu-latest
+    container:
+      image: ${{ matrix.image }}
+
+    steps:
+      - name: Enable EPEL repository
+        run: |
+          yum install -y epel-release
+
+      - name: Install core packages
+        run: |
+          yum install -y \
+            git-core dnf-plugins-core rpm-build sudo which make
+
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      # We need to initiate the repository manually because Actions fallback
+      # to REST API with Git < 2.18; CentOS 7/RHEL 7 have 1.8.
+      # See https://github.com/actions/checkout#checkout-v3
+      # Trust is required so Tito can properly read git history
+      # See https://github.com/actions/checkout/issues/766
+      - name: Initiate new git repository
+        run: |
+          git config --global user.email "[email protected]"
+          git config --global user.name "RHSM for RHEL 7 at GitHub Actions"
+          git init
+          git add .
+          git commit -m "Detached commit"
+          git config --global --add safe.directory '*'
+
+      - name: Install packages
+        run: |
+          yum install -y npm
+          npm install -g yarn
+          yum-builddep -y subscription-manager.spec
+
+      - name: Install tito
+        run: |
+          yum install -y tito
+
+      - name: Build the package
+        run: |
+          tito build --output=tito/ --test --rpm
+
+      - name: Upload RPMs
+        uses: actions/upload-artifact@v3
+        with:
+          name: RPMs from tito (${{ matrix.name }})
+          path: tito/
+          retention-days: 7