refactor: asset media endpoints (#9831)

* refactor: asset media endpoints

* refactor: mobile upload livePhoto as separate request

* refactor: change mobile backup flow to use new asset upload endpoints

* chore: format and analyze dart code

* feat: mark motion as hidden when linked

* feat: upload video portion of live photo before image portion

* fix: incorrect assetApi calls in mobile code

* fix: download asset

---------

Co-authored-by: shenlong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
Co-authored-by: Zack Pollard <zackpollard@ymail.com>

server/src/services/shared-link.service.spec.ts

@@ -271,7 +271,7 @@ describe(SharedLinkService.name, () => {
       await expect(sut.getMetadataTags(authStub.adminSharedLink)).resolves.toEqual({
         description: '1 shared photos & videos',
         imageUrl:
-          '/api/asset/thumbnail/asset-id?key=LCtkaJX4R1O_9D-2lq0STzsPryoL1UdAbyb6Sna1xxmQCSuqU2J1ZUsqt6GR-yGm1s0',
+          '/api/assets/asset-id/thumbnail?key=LCtkaJX4R1O_9D-2lq0STzsPryoL1UdAbyb6Sna1xxmQCSuqU2J1ZUsqt6GR-yGm1s0',
         title: 'Public Share',
       });
       expect(shareMock.get).toHaveBeenCalled();