chore(deps): update GitHub Actions to latest major versions

- actions/checkout: v4 → v7
- docker/setup-qemu-action: v3 → v4
- docker/setup-buildx-action: v3 → v4
- docker/login-action: v3 → v4
- docker/build-push-action: v6 → v7

All actions updated to SHA-pinned versions for security.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: bobbyjohnstx

.github/workflows/build-push.yaml

@@ -19,30 +19,30 @@ jobs:
       packages: write
 
     steps:
-    - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
 
     - name: Set up QEMU
-      uses: docker/setup-qemu-action@c7c53464625b32c7a7e944ae62b3e17d2b600130 # v3
+      uses: docker/setup-qemu-action@06116385d9baf250c9f4dcb4858b16962ea869c3 # v4
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
+      uses: docker/setup-buildx-action@d7f5e7f509e45cec5c76c4d5afdd7de93d0b3df5 # v4
 
     - name: Log in to GHCR
-      uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4
       with:
         registry: ghcr.io
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Login to Quay.io
-      uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
+      uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee # v4
       with:
         registry: quay.io
         username: ${{ secrets.QUAY_USERNAME }}
         password: ${{ secrets.QUAY_PASSWORD }}
 
     - name: Build and push multi-arch image
-      uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8 # v6
+      uses: docker/build-push-action@f9f3042f7e2789586610d6e8b85c8f03e5195baf # v7
       with:
         context: .
         file: ContainerFile

.github/workflows/test.yml

@@ -13,7 +13,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
 
       - name: Install bats
         run: |