feat(photos): show a phone's clips in their albums

Videos in a photo folder are thumbnailed by the node, counted and marked in
the album, and played in the group's video player from the lightbox; the
slideshow passes them by.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 11 insertions, 1 deletions

diff --git a/docs/MESHBAY_DESIGN.md b/docs/MESHBAY_DESIGN.md
index 5ba1980..4c376ea 100644
--- a/docs/MESHBAY_DESIGN.md
+++ b/docs/MESHBAY_DESIGN.md
@@ -3136,6 +3136,16 @@ An album browser over the image files in the group's configured folders. It is
 An **album is a directory**, exactly as a season is a folder in Videos. Thumbnails
 are node-side, orientation-corrected, and delivered through the same chunk path.
 
+**A video in a photo folder belongs to its album**: a phone's clips, backed up
+beside its photos (§9.12), are where they were on the phone. The node probes
+and thumbnails them with the video enricher (duration and a frame, nothing
+looked up anywhere: matching is the Videos app's, asked by its own pages).
+The album card counts photos and videos apart, a clip's tile carries a play
+mark and its length, and the lightbox shows its thumbnail with a play button
+that hands it to the group's video player, so a clip of a gigabyte is streamed
+like a film and never downloaded whole into the lightbox. A slideshow is of
+photos: it passes a clip by. The television follows photos only.
+
 **EXIF is read locally on the node** and narrowed on purpose: a capture time and a
 camera, and **never GPS**, anywhere, in any field a client receives. The claim this
 supports is precise, and the one it must not make matters more:
@@ -3423,7 +3433,7 @@ most of it. A file is never whole in the page: the upload reads it a chunk at
 a time and each chunk is a ranged request to the phone (`Range: bytes=a-b`,
 answered 206 by `ByteRange.kt`), so a video of gigabytes costs the WebView one
 chunk of memory; the SHA-256 the ledger keeps is then read from the phone once
-the node has the file. The Photos tab does not show videos yet; Files does.
+the node has the file. The Photos tab shows them in their albums (§9.9).
 
 **Location.** The manifest does not ask for `ACCESS_MEDIA_LOCATION`, so a
 photo or video read through MediaStore has its location **redacted by the