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/laravel-mix/src/components/Extend.js

@@ -0,0 +1,59 @@
+const { concat } = require('lodash');
+const { Component } = require('./Component');
+const { createFunctionalComponent } = require('./FunctionalComponent');
+
+/**
+ * @typedef {import('../../types/component').ClassComponent} ClassComponent
+ * @typedef {import('../../types/component').ComponentInterface} ComponentInterface
+ * @typedef {import('../../types/component').FunctionalComponent} FunctionalComponent
+ * @typedef {import('../../types/component').InstallableComponent} InstallableComponent
+ * @typedef {import('../../types/component').Component} MixComponent
+ **/
+
+module.exports = class Extend extends Component {
+    /**
+     * Register the component.
+     *
+     * @param {string | string[] | FunctionalComponent} name
+     * @param {Component} component
+     */
+    register(name, component) {
+        if (typeof name === 'function') {
+            return this.context.registrar.install(component);
+        }
+
+        const names = concat([], name);
+
+        if (this.looksLikeSimpleCallback(component)) {
+            return this.context.registrar.install(
+                createFunctionalComponent(names, component)
+            );
+        }
+
+        return this.context.registrar.install(component, names);
+    }
+
+    /**
+     * Register the component.
+     *
+     * @param {MixComponent} component
+     * @returns {component is FunctionalComponent} component
+     */
+    looksLikeSimpleCallback(component) {
+        if (typeof component !== 'function') {
+            return false;
+        }
+
+        if (!component.prototype) {
+            return true;
+        }
+
+        return (
+            typeof component.prototype.name !== 'function' &&
+            typeof component.prototype.register !== 'function' &&
+            typeof component.prototype.boot !== 'function' &&
+            typeof component.prototype.mix !== 'function' &&
+            typeof component.prototype.dependencies !== 'function'
+        );
+    }
+};