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/uuid/dist/esm-node/validate.js

@@ -0,0 +1,7 @@
+import REGEX from './regex.js';
+
+function validate(uuid) {
+  return typeof uuid === 'string' && REGEX.test(uuid);
+}
+
+export default validate;