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/hpack.js/lib/hpack/utils.js

@@ -0,0 +1,25 @@
+exports.assert = function assert(cond, text) {
+  if (!cond)
+    throw new Error(text);
+};
+
+exports.stringify = function stringify(arr) {
+  var res = '';
+  for (var i = 0; i < arr.length; i++)
+    res += String.fromCharCode(arr[i]);
+  return res;
+};
+
+exports.toArray = function toArray(str) {
+  var res = [];
+  for (var i = 0; i < str.length; i++) {
+    var c = str.charCodeAt(i);
+    var hi = c >>> 8;
+    var lo = c & 0xff;
+    if (hi)
+      res.push(hi, lo);
+    else
+      res.push(lo);
+  }
+  return res;
+};