delete mac files

build/afterAllArtifactBuild.js

@@ -0,0 +1,12 @@
+const fs = require('fs');
+
+module.exports = async function(params) {
+  const { artifactPaths } = params;
+
+  for (var i = 0; i < artifactPaths.length; i++) {
+    const artifactPath = artifactPaths[i];
+    if (artifactPath.includes('.blockmap') || artifactPath.includes('.zip')) {
+      fs.unlinkSync(artifactPath);
+    }
+  }
+};

electron-builder.json

@@ -97,5 +97,6 @@
     ]
   },
   "artifactName": "${productName}_${version}.${ext}",
-  "afterSign": "./build/afterSignHook.js"
+  "afterSign": "./build/afterSignHook.js",
+  "afterAllArtifactBuild": "./build/afterAllArtifactBuild.js"
 }