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/handlebars/lib/handlebars.js

@@ -0,0 +1,46 @@
+import runtime from './handlebars.runtime';
+
+// Compiler imports
+import AST from './handlebars/compiler/ast';
+import {
+  parser as Parser,
+  parse,
+  parseWithoutProcessing
+} from './handlebars/compiler/base';
+import { Compiler, compile, precompile } from './handlebars/compiler/compiler';
+import JavaScriptCompiler from './handlebars/compiler/javascript-compiler';
+import Visitor from './handlebars/compiler/visitor';
+
+import noConflict from './handlebars/no-conflict';
+
+let _create = runtime.create;
+function create() {
+  let hb = _create();
+
+  hb.compile = function(input, options) {
+    return compile(input, options, hb);
+  };
+  hb.precompile = function(input, options) {
+    return precompile(input, options, hb);
+  };
+
+  hb.AST = AST;
+  hb.Compiler = Compiler;
+  hb.JavaScriptCompiler = JavaScriptCompiler;
+  hb.Parser = Parser;
+  hb.parse = parse;
+  hb.parseWithoutProcessing = parseWithoutProcessing;
+
+  return hb;
+}
+
+let inst = create();
+inst.create = create;
+
+noConflict(inst);
+
+inst.Visitor = Visitor;
+
+inst['default'] = inst;
+
+export default inst;