update docker file

.gitea/workflows/ci.yml

@@ -15,6 +15,9 @@ jobs:
       run: |
         echo "Current workspace: $(pwd)"
         
+        # Clean workspace first
+        rm -rf * .git* 2>/dev/null || true
+        
         # Clone the repository since Gitea runner doesn't auto-checkout
         echo "Cloning repository..."
         git clone https://gitea.skalas.org/jskala/NFOguard.git /tmp/repo
@@ -24,6 +27,8 @@ jobs:
         
         echo "Repository cloned successfully"
         ls -la
+        echo "Checking Dockerfile:"
+        head -30 Dockerfile
 
     - name: Check Docker availability
       run: |