Added workflow to build RPM

.github/workflows/build-rpm.yml

@@ -0,0 +1,51 @@
+name: Build RPM Package
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build-rpm:
+    runs-on: ubuntu-latest
+    container: fedora-latest
+
+    steps:
+    - name: Checkout source code
+      uses: actions/checkout@v3
+
+    - name: install RPM build tools
+      run: |
+        dnf -y install rpm-build rpmdevtools tar
+
+    - name: Setup RPM build tree
+      run: |
+        rpmdev-setuptree
+
+    - name: Create source tarball
+      run: |
+        cmake -B build -S .
+        cmake --build build --target sdist
+
+    - name: Copy SOURCES and SPEC file
+      run: | 
+        mkdir -p ~/rpmbuild/SOURCES
+        cp dist/*.src.tar.gz ~/rpmbuild/SOURCES/
+        cp packaging/pkg.spec.in ~/rpmbuild/SPECS/ca-certificates-brazil.spec
+
+    - name: Build RPM
+      run: |
+        rpmbuild -ba ~/rpmbuild/SPECS/ca-certificates-brazil.spec
+
+    - name: Upload built RPMs
+      uses: actions/upload-artifact@v3
+      with:
+        name: built-rpms
+        path: ~/rpmbuild/RPMS/
+
+    - name: Upload built RPMs
+      uses: actions/upload-artifact@v3
+      with:
+        name: built-rpms
+        path: ~/rpmbuild/*RPMS/