diff --git a/docs/map.md b/docs/map.md
index 5226d7c..d970719 100644
--- a/docs/map.md
+++ b/docs/map.md
@@ -13,6 +13,7 @@ A fast, single-user, locally hosted web app (`app.py` + vanilla HTML/CSS/JS in `
 ## Decisions so far
 
 <!-- the index: one line per closed ticket, enough to judge relevance, then zoom the link for the detail the ticket holds -->
+- [Decouple core photo cleaning logic for CLI and API reuse](https://code.tilltheend.de/tilltheend/unwrap-clothes/issues/2): Extracted encoding, OpenRouter API client, and in-memory Lanczos resolution restoration into `cleaner.py`, supporting both raw bytes and paths for CLI and web API reuse.
 
 ## Not yet specified