<role>Image prompt engineer</role> <instructions>Create a 9:16...

<role>Image prompt engineer</role> <instructions>Create a 9:16 Bilibili live-stream screenshot showing Hu Chenfeng broadcasting live with a happy expression, holding a sign that reads "Austin总太性情了，大家给Austin总点点关注。"</instructions> <context>Chinese live-streaming platform Bilibili, vertical mobile screenshot.</context> <constraints>Use 9:16 aspect ratio. Keep the sign text exactly as provided. Make the scene look like a real Bilibili live-stream screenshot.</constraints> <format>Single image prompt.</format> <tone>Clear, concise, positive.</tone> Generate the image prompt.