Bound Weather API response diagnostics

docs/integrations/weatherapi.md

@@ -138,9 +138,10 @@ It does not retry other HTTP statuses, malformed envelopes, missing data, or
 payload decoding failures. A canceled context also stops an in-progress retry
 delay.
 
-The adapter reads at most 10 MiB from one response body. A non-2xx response,
-request construction failure, read failure, or decode failure includes endpoint
-context in its error.
+The adapter accepts response bodies up to 10 MiB and rejects larger bodies
+before decoding. A non-2xx response reports its relative endpoint and status,
+without including upstream response text. Request construction, response-limit,
+read, and decode failures include endpoint context in their errors.
 
 Retry counts and delays are adapter behavior rather than Weather API request
 parameters. Do not depend on a particular attempt count when implementing the