Release v2.13.1

docs/technical/schema.md

@@ -82,6 +82,7 @@ Tables generally use a numeric auto-increment `id` primary key. The relationship
 - `c_templates` - slide templates with canvas and background settings.
 - `c_template_regions` - template region layout and metadata.
 - `c_slides` - slide records with template binding, JSON content, and thumbnail path.
+- `c_media_assets` - reusable uploaded media files referenced by slides and templates.
 - `c_playlist_slides` - ordered playlist items and timing.
 - `c_playlist_slide_schedule_rules` - rule rows attached to playlist slides.
 
@@ -115,6 +116,12 @@ Tables generally use a numeric auto-increment `id` primary key. The relationship
 - Foreign key:
         - `template_id` -> `c_templates.id` with `ON DELETE SET NULL`
 
+### `c_media_assets`
+
+- `id`, `media_path`, `original_name`, `media_type`, `mime_type`, `file_size`, `is_published`, `created_at`, `created_by`, `modified_at`, `modified_by`
+- `media_path` is unique.
+- Indexed by `media_type` and `created_at`.
+
 ### `c_playlist_slides`
 
 - `id`, `playlist_id`, `slide_id`, `position`, `duration_seconds`, `use_video_duration`, `disable_audio`, `created_at`, `created_by`, `modified_at`, `modified_by`
@@ -292,6 +299,8 @@ erDiagram
         }
         C_SLIDES {
         }
+        C_MEDIA_ASSETS {
+        }
         C_PLAYLIST_SLIDES {
         }
         C_PLAYLIST_SLIDE_SCHEDULE_RULES {
@@ -339,6 +348,8 @@ erDiagram
         C_CANVAS_SIZES o|--o{ C_PLAYLISTS : used_by
         C_TEMPLATES ||--o{ C_TEMPLATE_REGIONS : contains
         C_TEMPLATES o|--o{ C_SLIDES : used_by
+        C_MEDIA_ASSETS }o..o{ C_SLIDES : referenced_by
+        C_MEDIA_ASSETS o{..o| C_TEMPLATES : background_for
         C_PLAYLISTS ||--o{ C_PLAYLIST_SLIDES : contains
         C_SLIDES ||--o{ C_PLAYLIST_SLIDES : included_in
         C_PLAYLIST_SLIDES ||--o{ C_PLAYLIST_SLIDE_SCHEDULE_RULES : has_rules