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/clean-css/lib/optimizer/level-1/tidy-at-rule.js

@@ -0,0 +1,9 @@
+function tidyAtRule(value) {
+  return value
+    .replace(/\s+/g, ' ')
+    .replace(/url\(\s+/g, 'url(')
+    .replace(/\s+\)/g, ')')
+    .trim();
+}
+
+module.exports = tidyAtRule;