add waiting screen

less confusing prompt and avoid citation grouping to the end

add reference links to summary

highlight concepts for more search and obsidian markdown

highlight concepts for more search and obsidian markdown

add keywords per question; change display behavior with fold/unfold

exclude error loading text

display token

initial commit of a simple memory function

json mode to add mindmap, followup questions and suggested keywords

JSON mode for more flexibility

JSON mode for more flexibility

move prompts to yaml

add link cache expiration

refactorize the code