refactor(server): decouple generated images from image formats (#8246)

* rename

thumbnail config

update target paths, fix tests

rename to image settings

replace legacy enum

better typing

update sql

update api

remove config option

fix

* update docs

* update other thumbnail configs in migration

* keep legacy enum for now

* fix jumbled job names

* fix jumbled job names in tests

* rename thumbhash job

* rename dto

* fix tests

* preserve order

* remove unused import

* keep old fields in dto, marked deprecated

* update sql

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

server/test/fixtures/shared-link.stub.ts

@@ -199,7 +199,7 @@ export const sharedLinkStub = {
           deviceId: 'device_id_1',
           type: AssetType.VIDEO,
           originalPath: 'fake_path/jpeg',
-          resizePath: '',
+          previewPath: '',
           checksum: Buffer.from('file hash', 'utf8'),
           fileModifiedAt: today,
           fileCreatedAt: today,
@@ -219,7 +219,7 @@ export const sharedLinkStub = {
             objects: ['a', 'b', 'c'],
             asset: null as any,
           },
-          webpPath: '',
+          thumbnailPath: '',
           thumbhash: null,
           encodedVideoPath: '',
           duration: null,