chore(deps): pin dependencies

.forgejo/actions/prepare-docker-build/action.yml

@@ -67,7 +67,7 @@ runs:
       uses: ./.forgejo/actions/rust-toolchain
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v4
+      uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd # v4
       with:
         # Use persistent BuildKit if BUILDKIT_ENDPOINT is set (e.g. tcp://buildkit:8125)
         driver: ${{ env.BUILDKIT_ENDPOINT != '' && 'remote' || 'docker-container' }}
@@ -75,11 +75,11 @@ runs:
 
     - name: Set up QEMU
       if: ${{ env.BUILDKIT_ENDPOINT == '' }}
-      uses: docker/setup-qemu-action@v4
+      uses: docker/setup-qemu-action@ce360397dd3f832beb865e1373c09c0e9f86d70a # v4
 
     - name: Login to builtin registry
       if: ${{ env.BUILTIN_REGISTRY_ENABLED == 'true' }}
-      uses: docker/login-action@v4
+      uses: docker/login-action@4907a6ddec9925e35a0a9e82d7399ccc52663121 # v4
       with:
         registry: ${{ env.BUILTIN_REGISTRY }}
         username: ${{ inputs.registry_user }}
@@ -87,7 +87,7 @@ runs:
 
     - name: Extract metadata (labels, annotations) for Docker
       id: meta
-      uses: docker/metadata-action@v6
+      uses: docker/metadata-action@030e881283bb7a6894de51c315a6bfe6a94e05cf # v6
       with:
         images: ${{ inputs.images }}
         # default labels & annotations: https://github.com/docker/metadata-action/blob/master/src/meta.ts#L509