refactor (v2): better arch

Co-authored-by: Copilot <copilot@github.com>

deploy.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+IMAGE="${IMAGE:-registry.gabrielkaszewski.dev/k-notes:latest}"
+
+docker buildx build --platform linux/amd64 \
+  -t "$IMAGE" --push .
+
+echo "pushed $IMAGE"