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Diffstat (limited to 'notes/project-versioning.md')
| -rw-r--r-- | notes/project-versioning.md | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/notes/project-versioning.md b/notes/project-versioning.md index 607e4501..bf7b5c69 100644 --- a/notes/project-versioning.md +++ b/notes/project-versioning.md @@ -45,21 +45,21 @@ position stays reachable. - Ring buffer: keep the newest **20** auto versions per project; older auto versions are deleted on write. Named versions never rotate. -### Media storage +### Media storage (revised for v1) -Snapshots share media, they don't copy it. Media blobs move to a -**content-addressed store**: `mediaBlobs: { hash, blob }` with -`MediaAsset` records referencing hashes. A blob is collected only when no -project document and no version snapshot references it. This keeps 50 -snapshots of a project with one 200 MB video at ~one video's cost. +v1 keeps the existing per-project media store as-is: snapshots store the +`SerializedProject` and reference media by asset id. Deleting a media asset +is blocked (or the delete cascades a warning) while any version of the +project still references it, so a restore can never hit a missing blob. +Content-addressed blob dedup across snapshots is deferred to v2 — it is a +media-storage rework that would collide with concurrent export/voice-over +work for little practical gain at snapshot counts we expect. ## Storage layer -New versioned migration (next schema version after current v31) adding two -stores: `projectVersions` and `mediaBlobs`. Follow the existing per-version -migration pattern and its 18-test fixture suite -(`services/storage/migrations/__tests__/`). Existing per-project media -records get re-pointed at hashed blobs by the migration. +New versioned migration (v31→v32; v31 is current) adding one store: +`projectVersions`. Follow the existing per-version migration pattern and its +18-test fixture suite (`services/storage/migrations/__tests__/`). ## Surfaces (all via the actions system, per repo conventions) |