ci: automate homebrew cask release for macos

.github/workflows/release.yml

@@ -197,18 +197,17 @@ jobs:
           mkdir -p tap/Casks
           CASK_FILE="tap/Casks/ashell.rb"
           
-          if [ ! -f "$CASK_FILE" ]; then
-            cat > "$CASK_FILE" <<'EOF'
+          cat > "$CASK_FILE" <<EOF
           cask "ashell" do
-            version "0.0.0"
+            version "${VERSION}"
             
             on_arm do
-              sha256 "0"
-              url "https://github.com/rust-kotlin/ashell/releases/download/v#{version}/ashell-#{version}-macos-aarch64.zip"
+              sha256 "${SHA_ARM}"
+              url "https://github.com/rust-kotlin/ashell/releases/download/v#{version}/ashell-v#{version}-macos-aarch64.zip"
             end
             on_intel do
-              sha256 "0"
-              url "https://github.com/rust-kotlin/ashell/releases/download/v#{version}/ashell-#{version}-macos-x86_64.zip"
+              sha256 "${SHA_INTEL}"
+              url "https://github.com/rust-kotlin/ashell/releases/download/v#{version}/ashell-v#{version}-macos-x86_64.zip"
             end
 
             name "ashell"
@@ -216,15 +215,23 @@ jobs:
             homepage "https://github.com/rust-kotlin/ashell"
 
             app "ashell.app"
+
+            postflight do
+              puts "Removing quarantine flag from ashell.app..."
+              system_command "/usr/bin/xattr",
+                             args: ["-rd", "com.apple.quarantine", "#{appdir}/ashell.app"],
+                             sudo: true
+            end
+
+            caveats <<~EOS
+              ashell is not notarized. The installation includes a postflight script
+              that removes the 'com.apple.quarantine' attribute from the application
+              to allow it to run. This will require your administrator password.
+            EOS
           end
           EOF
-            # Remove the 10 leading spaces added for YAML formatting
-            sed -i 's/^          //' "$CASK_FILE"
-          fi
-          
-          sed -i "s|version \".*\"|version \"${VERSION}\"|" "$CASK_FILE"
-          sed -i "/on_arm do/,/end/ s|sha256 \".*\"|sha256 \"${SHA_ARM}\"|" "$CASK_FILE"
-          sed -i "/on_intel do/,/end/ s|sha256 \".*\"|sha256 \"${SHA_INTEL}\"|" "$CASK_FILE"
+          # Remove the 10 leading spaces added for YAML formatting
+          sed -i 's/^          //' "$CASK_FILE"
 
       - name: Commit and Push
         run: |