Use the new models action and write up a prompt and away it goes. Automate to run every morning or trigger it at any time of the day by clicking the Shortcut.
Here's one such example, although it does use ChatGPT instead of an Apple LLM model: https://techtiff.substack.com/p/the-iphone-shortcut-that-run...
Don't take that as promotion. Just one of the first that came up in Google.