feat(misc): add scripts to publish homebrew cask

scripts/publish_homebrew_version.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+
+set -e
+
+if [[ -z "$VERSION" ]]; then
+  echo "Missing target VERSION environment variable, please specify it"
+  exit 1
+fi
+
+# Removing the v suffix, if present
+VERSION=${VERSION#"v"}
+
+rm -Rf target/homebrew
+mkdir -p target/homebrew/artifacts
+
+echo "Targeting version $VERSION"
+echo "Downloading macOS artifacts"
+
+gh release download v$VERSION --pattern "Espanso-Mac*" --dir target/homebrew/artifacts
+
+echo "Reading artifacts hashes"
+INTEL_SHA=$(cat target/homebrew/artifacts/Espanso-Mac-Intel.zip.sha256.txt | awk -F ' ' '{print $1}')
+M1_SHA=$(cat target/homebrew/artifacts/Espanso-Mac-M1.zip.sha256.txt | awk -F ' ' '{print $1}')
+
+echo "Cloning tap repository"
+
+pushd target/homebrew
+git clone git@github.com:espanso/homebrew-espanso.git
+
+pushd homebrew-espanso
+echo "Rendering formula template"
+
+cat ../../../scripts/resources/macos/formula_template.rb | sed "s/{{{VERSION}}}/$VERSION/g" | \
+  sed "s/{{{INTEL_SHA}}}/$INTEL_SHA/g" | sed "s/{{{M1_SHA}}}/$M1_SHA/g" > ./Casks/espanso.rb
+
+echo "Committing version update"
+git add Casks/espanso.rb
+git commit -m "Version bump: $VERSION"
+
+echo "Pushing changes"
+git push
+
+echo "Done!"

scripts/resources/macos/formula_template.rb

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+cask "espanso" do
+  version "{{{VERSION}}}"
+
+  if Hardware::CPU.intel?
+    url "https://github.com/federico-terzi/espanso/releases/download/v#{version}/Espanso-Mac-Intel.zip"
+    sha256 "{{{INTEL_SHA}}}"
+  else
+    url "https://github.com/federico-terzi/espanso/releases/download/v#{version}/Espanso-Mac-M1.zip"
+    sha256 "{{{M1_SHA}}}"
+  end
+
+  name "Espanso"
+  desc "A Privacy-first, Cross-platform Text Expander"
+  homepage "https://espanso.org/"
+
+  app "Espanso.app"
+
+  zap trash: "~/Library/Caches/espanso"
+end