refactor: move asset stacks to their own entity (#6353)

* feat: auto-stack burst photos

* feat: move stacks to asset stack entity

* chore: pin node version with volta in server

* chore: update e2e cases

* chore: cleanup

* feat: migrate existing stacks

---------

Co-authored-by: Jason Rasmussen <jrasm91@gmail.com>

server/src/infra/entities/asset-stack.entity.ts

@@ -0,0 +1,19 @@
+import { Column, Entity, JoinColumn, OneToMany, OneToOne, PrimaryGeneratedColumn } from 'typeorm';
+import { AssetEntity } from './asset.entity';
+
+@Entity('asset_stack')
+export class AssetStackEntity {
+  @PrimaryGeneratedColumn('uuid')
+  id!: string;
+
+  @OneToMany(() => AssetEntity, (asset) => asset.stack)
+  assets!: AssetEntity[];
+
+  @OneToOne(() => AssetEntity)
+  @JoinColumn()
+  //TODO: Add constraint to ensure primary asset exists in the assets array
+  primaryAsset!: AssetEntity;
+
+  @Column({ nullable: false })
+  primaryAssetId!: string;
+}