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/axios/lib/cancel/CanceledError.js

@@ -0,0 +1,25 @@
+'use strict';
+
+import AxiosError from '../core/AxiosError.js';
+import utils from '../utils.js';
+
+/**
+ * A `CanceledError` is an object that is thrown when an operation is canceled.
+ *
+ * @param {string=} message The message.
+ * @param {Object=} config The config.
+ * @param {Object=} request The request.
+ *
+ * @returns {CanceledError} The created error.
+ */
+function CanceledError(message, config, request) {
+  // eslint-disable-next-line no-eq-null,eqeqeq
+  AxiosError.call(this, message == null ? 'canceled' : message, AxiosError.ERR_CANCELED, config, request);
+  this.name = 'CanceledError';
+}
+
+utils.inherits(CanceledError, AxiosError, {
+  __CANCEL__: true
+});
+
+export default CanceledError;