You may be interested in the ideas that arose in this topic regarding ‘canned prompts’:
And also this topic:
And the notion of storing, and writing, local prompt and logging files was expanded upon further in this video:
by echohive, 3 mins
Similar ideas about generating markdown files as prompts to keep things relevant and on track are talked about in this video:
by Yaron Been, 17 mins
The thing I like about all these ideas is that they are trivial to implement, yield powerful results, and let you be as creative as you like with them.