feat: bulk video uploads and S3 asset video support (#18)

Add multi-file drag-and-drop queues for project videos and the assets pane, and route asset video uploads through S3/R2 when direct Bunny uploads are disabled.

app/api/upload/video/[filename]/route.ts

@@ -47,7 +47,7 @@ export async function GET(
       project: { select: projectSelect },
     } as const;
 
-    const [versions, session] = await Promise.all([
+    const [versions, assets, session] = await Promise.all([
       db.videoVersion.findMany({
         where: { originalUrl },
         take: 2,
@@ -56,6 +56,14 @@ export async function GET(
           video: { select: videoSelect },
         },
       }),
+      db.videoAsset.findMany({
+        where: { sourceUrl: originalUrl },
+        take: 2,
+        select: {
+          id: true,
+          video: { select: videoSelect },
+        },
+      }),
       auth(),
     ]);
 
@@ -63,6 +71,9 @@ export async function GET(
     for (const version of versions) {
       uniqueVideos.set(version.video.id, version.video);
     }
+    for (const asset of assets) {
+      uniqueVideos.set(asset.video.id, asset.video);
+    }
     if (uniqueVideos.size > 1) {
       return apiErrors.forbidden('Access denied');
     }