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

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

server/src/domain/metadata/metadata.service.spec.ts

@@ -499,6 +499,7 @@ describe(MetadataService.name, () => {
       expect(assetMock.upsertExif).toHaveBeenCalledWith({
         assetId: assetStub.image.id,
         bitsPerSample: expect.any(Number),
+        autoStackId: null,
         colorspace: tags.ColorSpace,
         dateTimeOriginal: new Date('1970-01-01'),
         description: tags.ImageDescription,