feat: add pricing provider boundary

2026-09-09 11:19:27 -04:00
parent 7c4a299838
commit 4effebd2f8
8 changed files with 135 additions and 1 deletions
@@ -22,6 +22,12 @@ A provider returns normalized observations containing:

 Provider adapters own provider-specific API behavior and normalization.

+The application uses a validated provider registry. A refresh request selects a
+registered provider, normalizes its observation array through the existing
+pricing service, and recalculates the item valuation. Missing providers return
+an explicit unavailable response; the application never fabricates observations
+or values.
+
 Use officially supported APIs or permitted sources. Do not invent APIs or bypass restrictions.

 ## Provider Product Mapping