feat(server): de-duplication (#557)

* feat(server): remove un-used deviceAssetId cols.

* feat(server): return 409 if asset is duplicated

* feat(server): replace old unique constaint

* feat(server): strip deviceId in file path

* feat(server): skip duplicate asset

* chore(server): revert changes

* fix(server): asset test spec

* fix(server): checksum generation for uploaded assets

* fix(server): make sure generation queue run after migraion

* feat(server): remove temp file

* chore(server): remove dead code

server/libs/database/src/entities/asset.entity.ts

@@ -3,7 +3,7 @@ import { ExifEntity } from './exif.entity';
 import { SmartInfoEntity } from './smart-info.entity';
 
 @Entity('assets')
-@Unique(['deviceAssetId', 'userId', 'deviceId'])
+@Unique('UQ_userid_checksum', ['userId', 'checksum'])
 export class AssetEntity {
   @PrimaryGeneratedColumn('uuid')
   id!: string;