US-5: Revisiting a previously described image
Given the user scrolls back to an old message with a described image When the chat loads Then the description appears instantly (no API call) Because the description was cached on first generation
US-6: Dismissing / minimizing image descriptions
Given the user is in a chat with many image descriptions When they want to focus on text messages Then they can toggle image descriptions on/off via a setting in the system menu And the setting persists across app restarts