ci(github): add missing buildx setup

ref: #2 #1 templates/mkdocs#1

Author: jon-nfc

.github/workflows/docker.yaml

@@ -55,6 +55,10 @@ jobs:
           image: tonistiigi/binfmt:latest
 
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+
       - name: Build and push
         if: ${{ ! startsWith(github.ref, 'refs/tags/') }}
         uses: docker/build-push-action@v6

README.md

@@ -6,7 +6,7 @@
 
 <br>
 
-![GitHub forks](https://img.shields.io/github/forks/NofussComputing/2Fdocker_mkdocs_ci?logo=github&style=plastic&color=000000&labell=Forks) ![GitHub stars](https://img.shields.io/github/stars/NofussComputing/2Fdocker_mkdocs_ci?color=000000&logo=github&style=plastic) ![Github Watchers](https://img.shields.io/github/watchers/NofussComputing/2Fdocker_mkdocs_ci?color=000000&label=Watchers&logo=github&style=plastic)
+![GitHub forks](https://img.shields.io/github/forks/NofussComputing/docker_mkdocs_ci?logo=github&style=plastic&color=000000&labell=Forks) ![GitHub stars](https://img.shields.io/github/stars/NofussComputing/docker_mkdocs_ci?color=000000&logo=github&style=plastic) ![Github Watchers](https://img.shields.io/github/watchers/NofussComputing/docker_mkdocs_ci?color=000000&label=Watchers&logo=github&style=plastic)
 
 links: