ci: use actual git url in ci

.gitea/workflows/build-ci-image.yaml

@@ -12,20 +12,10 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
-      - name: Prepare Metadata
-        id: meta
-        run: |
-          REGISTRY_HOST=$(echo "${{ gitea.server_url }}" | sed -e 's|https://||' -e 's|http://||')
-          
-          REPO_POSTFIXED=$(echo "${{ gitea.repository }}-ci" | tr '[:upper:]' '[:lower:]')
-          
-          echo "registry=$REGISTRY_HOST" >> $GITHUB_OUTPUT
-          echo "repo_path=$REPO_POSTFIXED" >> $GITHUB_OUTPUT
-
       - name: Login to Gitea Registry
         uses: docker/login-action@v3
         with:
-          registry: ${{ steps.meta.outputs.registry }}
+          registry: git.max-richter.dev
           username: ${{ gitea.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
@@ -36,5 +26,5 @@ jobs:
           file: ./Dockerfile.ci
           push: true
           tags: |
-            ${{ steps.meta.outputs.registry }}/${{ steps.meta.outputs.repo_path }}:latest
+            git.max-richter.dev/${{ gitea.repository }}-ci:latest
-            ${{ steps.meta.outputs.registry }}/${{ steps.meta.outputs.repo_path }}:${{ github.sha }}
+            git.max-richter.dev/${{ gitea.repository }}-ci:${{ github.sha }}