feat(web): "added assets to album" activity

[idubnori]

Description

Feature

• new activity : "added assets to album". in this PR, web only
  • If multiple assets are added, show first one thumb and as "+N" string
  • Assets added within the last 15 minutes will be one activity row
  • If remove asset from album, "+N" string is decreased. removed all, remove the activity row

schema / database changes

• added "assetIds" column into activity table
• added new db trigger remove asset id from assetIds when remove asset from album

API Changes ( /activities )

• added new reaction type "Asset"
• added "assetIds" field into activity dtos

Fixes # (issue)

• N/A

How Has This Been Tested?

Manually

• new activity : "added assets to album", in this PR, web only
  • If multiple assets are added, show first one thumb and as "+N" string
  • Assets added within the last 15 minutes will be one activity row
  • If remove asset from album, "+N" string is decreased. removed all, remove the activity row

Unit tests

• adjusted / added activity.service tests

E2E tests

• added asset activity tests into activity.e2e-spec

Screenshots (if appropriate)

Checklist:

• I have performed a self-review of my own code
• I have made corresponding changes to the documentation if applicable
• I have no unrelated changes in the PR.
• I have confirmed that any new dependencies are strictly necessary.
• I have written tests for new code (if applicable)
• I have followed naming conventions/patterns in the surrounding code
• All code in src/services/ uses repositories implementations for database calls, filesystem operations, etc.
• All code in src/repositories/ is pretty basic/simple and does not have any immich specific logic (that belongs in src/services/)

Please describe to which degree, if any, an LLM was used in creating this pull request.

• server: Initial implementation and more
• web: almost

[github-actions]

Label error. Requires exactly 1 of: changelog:.*. Found: 🖥️web, 🗄️server. A maintainer will add the required label.