Fix bin/publish: copy docs.dist from project root

Fix bin/publish: use correct .env path for rspade_system
Fix bin/publish script: prevent grep exit code 1 from terminating script

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Co-Authored-By: Claude <noreply@anthropic.com>

node_modules/collect.js/dist/methods/split.js

@@ -0,0 +1,13 @@
+'use strict';
+
+module.exports = function split(numberOfGroups) {
+  var itemsPerGroup = Math.round(this.items.length / numberOfGroups);
+  var items = JSON.parse(JSON.stringify(this.items));
+  var collection = [];
+
+  for (var iterator = 0; iterator < numberOfGroups; iterator += 1) {
+    collection.push(new this.constructor(items.splice(0, itemsPerGroup)));
+  }
+
+  return new this.constructor(collection);
+};