diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 7cbb5a6..f3ac4f2 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -51,17 +51,14 @@ jobs:
           fi
 
       - name: Checkout
-        # v6.0.3 - Verhindert Klon-Fehler im act_runner
-        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v6.0.3
+        uses: actions/checkout@v4.2.2
 
       - name: Set up Docker Buildx
-        # v4.0.1
-        uses: docker/setup-buildx-action@b5ba51281db4430f3465b52478a8b18538ca9468 # v4.0.1
+        uses: docker/setup-buildx-action@v3.10.0
 
       - name: Image Metadata
         id: metadata
-        # v6.1.0
-        uses: docker/metadata-action@902fa8ec7d6ecbf8d84d538b9b233a880e428804 # v6.1.0
+        uses: docker/metadata-action@v5.7.0
         with:
           images: ${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAME }}
           tags: |
@@ -73,7 +70,7 @@ jobs:
           labels: |
             org.opencontainers.image.created={{date 'YYYY-MM-DDTHH:mm:ssZ'}}
             org.opencontainers.image.description=${{ env.IMAGE_DESC }}
-            org.opencontainers.image.documentation=${{ github.server_url }}/${{ github.repository }}/raw/commit/${{ github.sha }}/README.md
+            org.opencontainers.image.documentation=${{ github.server_url }}/${{ github.repository }}//raw/commit/${{ github.sha }}/README.md
             org.opencontainers.image.source=${{ github.server_url }}/${{ github.repository }}/src/commit/${{ github.sha }}/Containerfile
             org.opencontainers.image.title=${{ env.IMAGE_NAME }}
             org.opencontainers.image.url=${{ github.server_url }}/${{ github.repository }}
@@ -84,16 +81,14 @@ jobs:
 
       - name: Login to Gitea Container Registry
         if: github.event_name != 'pull_request'
-        # v4.0.0
-        uses: docker/login-action@9780b0c442fbb1117ed29e0efdff1e18412f7567 # v4.0.0
+        uses: docker/login-action@v3.3.0
         with:
           registry: ${{ env.REGISTRY_HOST }}
           username: ${{ github.repository_owner }}
           password: ${{ secrets.REGISTRY }}
 
       - name: Build and Push Image (Native OCI via Buildx)
-        # v7.1.0
-        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v7.1.0
+        uses: docker/build-push-action@v6.2.0
         id: build_image
         with:
           context: .
@@ -104,8 +99,7 @@ jobs:
 
       - name: Install Cosign
         if: github.event_name != 'pull_request' && env.IS_TEST_BUILD == 'false'
-        # Vollständig gehärteter SHA für cosign-installer v4.1.2
-        uses: sigstore/cosign-installer@6f9f177c9960530e461b6c7ed1eec3f02e8e3605 # v4.1.2
+        uses: sigstore/cosign-installer@v4.1.2
 
       - name: Sign container image
         if: github.event_name != 'pull_request' && env.IS_TEST_BUILD == 'false'
@@ -113,8 +107,7 @@ jobs:
           COSIGN_PRIVATE_KEY: ${{ secrets.SIGNING_SECRET }}
           COSIGN_PASSWORD: ""
         run: |
-          # WICHTIG: Cosign v3 benötigt zwingend den exakten Image-Digest, wenn OCI-Referrers im Spiel sind.
-          # Wir holen uns den Digest direkt aus dem Output des Buildx-Schritts.
+          # Extrahiert den eindeutigen Digest direkt aus dem Buildx-Schritt
           IMAGE_DIGEST="${{ steps.build_image.outputs.digest }}"
           IMAGE_REF="${{ env.IMAGE_REGISTRY }}/${{ env.IMAGE_NAME }}@${IMAGE_DIGEST}"