chore: initialize docker buildx

Signed-off-by: Chris Gianelloni <[email protected]>

Author: wolf31o2

.github/workflows/publish.yml

@@ -20,6 +20,7 @@ jobs:
       packages: write
     steps:
       - uses: actions/checkout@v2
+      - uses: docker/setup-buildx-action@v1
       - name: login
         uses: docker/login-action@v1
         with:
@@ -51,6 +52,7 @@ jobs:
       packages: write
     steps:
       - uses: actions/checkout@v2
+      - uses: docker/setup-buildx-action@v1
       - name: login
         uses: docker/login-action@v1
         with:
@@ -83,6 +85,7 @@ jobs:
       packages: write
     steps:
       - uses: actions/checkout@v2
+      - uses: docker/setup-buildx-action@v1
       - name: login
         uses: docker/login-action@v1
         with: