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/adjust-sourcemap-loader/index.js

@@ -0,0 +1,10 @@
+/*
+ * MIT License http://opensource.org/licenses/MIT
+ * Author: Ben Holloway @bholloway
+ */
+'use strict';
+
+module.exports = Object.assign(require('./lib/loader'), {
+  moduleFilenameTemplate: require('./lib/module-filename-template'),
+  codec                 : require('./codec')
+});