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>

node_modules/css-tree/lib/definition-syntax/SyntaxError.js

@@ -0,0 +1,14 @@
+var createCustomError = require('../utils/createCustomError');
+
+module.exports = function SyntaxError(message, input, offset) {
+    var error = createCustomError('SyntaxError', message);
+
+    error.input = input;
+    error.offset = offset;
+    error.rawMessage = message;
+    error.message = error.rawMessage + '\n' +
+        '  ' + error.input + '\n' +
+        '--' + new Array((error.offset || error.input.length) + 1).join('-') + '^';
+
+    return error;
+};