chore(release): v1.38.2 — Anthropic on current models, briefing in your language

No assistant prefill on Anthropic JSON calls, Claude 5 and Fable count as
vision-capable, the briefing cache carries its language and is never
served to a reader of another one, and job paths resolve a missing
account language to the instance default.

docs/api/openapi.yaml

@@ -1,7 +1,7 @@
 openapi: 3.1.0
 info:
   title: HealthLog API
-  version: 1.38.1
+  version: 1.38.2
   description: >-
     Self-hosted personal-health-tracking PWA — public API surface for the iOS native client and external ingest.