New setup-sda options for claude and gemini agents (#1015)

Author: nshiab

README.md

@@ -43,6 +43,8 @@ bunx --bun setup-sda
 
 Here are available options:
 
+- `--claude` or `--gemini`: adds a `CLAUDE.md` or `GEMINI.md` file and extra
+  documentation in `./docs` to work efficiently with AI agents.
 - `--example`: adds example files
 - `--scrape`: adds web scraping dependencies
 - `--svelte`: adds a Svelte project