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/data-urls/lib/utils.js

@@ -0,0 +1,20 @@
+"use strict";
+
+exports.stripLeadingAndTrailingASCIIWhitespace = string => {
+  return string.replace(/^[ \t\n\f\r]+/u, "").replace(/[ \t\n\f\r]+$/u, "");
+};
+
+exports.isomorphicDecode = input => {
+  return Array.from(input, byte => String.fromCodePoint(byte)).join("");
+};
+
+exports.forgivingBase64Decode = data => {
+  let asString;
+  try {
+    asString = atob(data);
+  } catch {
+    return null;
+  }
+
+  return Uint8Array.from(asString, c => c.codePointAt(0));
+};