Add docker hub login to avoid hub IP limits

Docker Hub has download limits. When anonymous these limits are per IP address.
We have been hitting the limits when GHA dokken tests download the chef image.
https://www.docker.com/increase-rate-limits/

diff --git a/.github/workflows/test-kitchen.yml b/.github/workflows/test-kitchen.yml
index e36f92849144d051b450a76ec427be435b0d0e57..9102aaf9f326295885789172a1273dc2eebf9152 100644 (file)
--- a/.github/workflows/test-kitchen.yml
+++ b/.github/workflows/test-kitchen.yml
@@ -169,6 +169,12 @@ jobs:
         registry: ghcr.io
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
+    - name: Login to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+      if: github.repository == 'openstreetmap/chef' && github.event_name != 'pull_request'
     - name: Check out code
       uses: actions/checkout@v4
     - name: Setup ruby