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

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

vendor/spatie/ignition/node_modules/postcss-discard-empty/dist/index.js

@@ -0,0 +1,38 @@
+'use strict';
+
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+
+var _postcss = require('postcss');
+
+var _postcss2 = _interopRequireDefault(_postcss);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const plugin = 'postcss-discard-empty';
+
+function discardAndReport(css, result) {
+    function discardEmpty(node) {
+        const { type, nodes: sub, params } = node;
+
+        if (sub) {
+            node.each(discardEmpty);
+        }
+
+        if (type === 'decl' && !node.value || type === 'rule' && !node.selector || sub && !sub.length || type === 'atrule' && (!sub && !params || !params && !sub.length)) {
+            node.remove();
+
+            result.messages.push({
+                type: 'removal',
+                plugin,
+                node
+            });
+        }
+    }
+
+    css.each(discardEmpty);
+}
+
+exports.default = _postcss2.default.plugin(plugin, () => discardAndReport);
+module.exports = exports['default'];