fix brew

ci/sha256.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+if [ $# != 1 ]; then
+  echo "Usage: $(basename $0) version" >&2
+  exit 1
+fi
+version="$1"
+
+for arch in i686 x86_64; do
+  for target in apple-darwin unknown-linux-musl; do
+    url="https://github.com/BurntSushi/ripgrep/releases/download/$version/ripgrep-$version-$arch-$target.tar.gz"
+    sha=$(curl -L -s "$url" | sha256sum)
+    echo $version-$arch-$target $sha
+  done
+done