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/@babel/helpers/lib/helpers/newArrowCheck.js

@@ -0,0 +1,13 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _newArrowCheck;
+function _newArrowCheck(innerThis, boundThis) {
+  if (innerThis !== boundThis) {
+    throw new TypeError("Cannot instantiate an arrow function");
+  }
+}
+
+//# sourceMappingURL=newArrowCheck.js.map