fix(compiler): preserve server-only component props during hydration

packages/compiler/src/codegen.ts

@@ -3196,7 +3196,7 @@ function __wrnProp(v: unknown): string {
 function renderPageComponentAttr(
   attr: Attr,
   dynamicExpressions: string[],
-  _reactive: PageReactive | null,
+  reactive: PageReactive | null,
 ): string {
   if (attr.event) {
     return ` ${componentEventAttribute(attr.name)}="${attrEscape(attr.value)}"`;
@@ -3215,6 +3215,13 @@ function renderPageComponentAttr(
   dynamicExpressions.push(`\${__wrnexusPropAttr(${expression})}`);
 
   const marker = `\x00WRNEACH${dynamicExpressions.length - 1}\x00`;
+  if (
+    reactive &&
+    exprRefsState(expression, reactive.runtimeStateNames) &&
+    !exprRefsState(expression, reactive.stateNames)
+  ) {
+    return ` ${attr.name}="${marker}"`;
+  }
   // The mount disappears during SSR. Preserve every dynamic component prop
   // as a parent-owned binding; server-only expressions simply fail closed in
   // the browser, while page state can continue driving the mounted child.