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/has.js

@@ -0,0 +1,16 @@
+'use strict';
+
+var variadic = require('../helpers/variadic');
+
+module.exports = function has() {
+  var _this = this;
+
+  for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
+    args[_key] = arguments[_key];
+  }
+
+  var properties = variadic(args);
+  return properties.filter(function (key) {
+    return Object.hasOwnProperty.call(_this.items, key);
+  }).length === properties.length;
+};