refactor: rename dockerfile to containerfile

.github/workflows/ci.yaml

@@ -6,7 +6,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@v4
       - name: Build
@@ -15,7 +15,7 @@ jobs:
           image: ${{ github.actor }}/${{ github.event.repository.name }}
           tags: latest
           containerfiles: |
-            ./Dockerfile
+            ./Containerfile
       - name: Push
         uses: redhat-actions/push-to-registry@v2
         with: