Add binary-safe media storage seam

OpenJibo/docs/feature-backlog.md

@@ -466,7 +466,7 @@ Current release theme:
 
 ### 11. Binary-Safe Media Storage
 
-- Status: `ready`
+- Status: `in progress`
 - Tags: `storage`, `protocol`
 - Why next:
   - the first gallery bridge stores metadata and text-body placeholders, but final gallery support needs originals and thumbnails
@@ -474,6 +474,9 @@ Current release theme:
   - whether stock gallery expects originals, thumbnails, or both
   - what upload metadata must survive for gallery refresh
   - how to map this cleanly to Blob Storage
+- Implementation notes:
+  - media content now flows through a storage seam with file and Azure Blob adapters
+  - the protocol still serves the legacy text-body contract, but the original payload is now persisted separately and can be swapped to binary-native storage later
 
 ### Next Up (`2026-05-06`): Dialog Parsing Expansion And Ambiguity Guardrails
 

OpenJibo/docs/release-1.0.19-plan.md

@@ -343,6 +343,7 @@ First completed slice in this personal-report parity track:
 8. STT noise-screening and short-utterance reliability pass
 9. Provider-backed news expansion and deeper weather parity
 10. Capture indexing and retention boundary for group testing, including a lightweight manifest beside raw capture files
+11. Binary-safe media storage seam with file and Azure Blob adapters, ready for original/thumbnails follow-up
 
 For slice 1, use the new import ladder above to keep the work grounded in what OpenJibo can already render today versus what needs new scaffolding.
 For slices 2-5, use Pegasus phrase lists, MIM IDs, and behavior patterns as the source anchor before broadening into OpenJibo-native improvements.