chore(deps): update docker/metadata-action action to v6

.gitea/workflows/release.yml

@@ -71,7 +71,7 @@ jobs:
         #   ref: ${{ steps.split.outputs.branch }}
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v4
+        uses: docker/setup-buildx-action@v3
 
       - name: Log in to Gitea Container Registry
         uses: docker/login-action@v4
@@ -103,7 +103,7 @@ jobs:
           printf "Tags:\n${{ steps.meta.outputs.tags }}"
 
       - name: Build images
-        uses: docker/build-push-action@v7
+        uses: docker/build-push-action@v6
         with:
           context: .
           push: false

Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=amd64 python:3.14.4-slim-trixie
+FROM --platform=amd64 python:3.14.3-slim-trixie
 
 LABEL maintainer="Luke Tainton <luke@tainton.uk>"