fix(agents): use the userEmpty template for an empty input in Bee

Signed-off-by: Tomas Dvorak <[email protected]>

src/agents/bee/runners/default/runner.ts

@@ -264,7 +264,7 @@ export class DefaultRunner extends BaseRunner {
           prompt !== null || this.input.memory.isEmpty()
             ? BaseMessage.of({
                 role: Role.USER,
-                text: prompt ?? "",
+                text: prompt || this.templates.userEmpty.render({}),
                 meta: {
                   createdAt: new Date(),
                 },