fix edge build

Author: DannyBen

.github/workflows/docker-edge.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Build and push
         uses: docker/build-push-action@v5
         with:
-          context: .
+          context: edge
           platforms: linux/amd64,linux/arm64
           push: true
           tags: dannyben/bashly:edge