[Feature] Dedicated environment variables for the PostgreSQL DB

I have searched the existing feature requests, both open and closed, to make sure this is not a duplicate request. • Yes The feature I recently migrated my Immich to different hardware and was wondering if I could easily adjust my PostgreSQL database parameters. I cannot find them in the official documentation. The only way I could adjust (extend) the memory available for the immich_postgres DB was by inputting the "command" section in Docker Compose. It would help if it could be managed in .env and not a complicated command in the Compose file. For example, I have added: ... database: container_name: immich_postgres image: ghcr.io/immich-app/postgres:14-vectorchord0.4.3-pgvectors0.2.0@sha256:bcf63357191b76a916ae5eb93464d65c07511da41e3bf7a8416db519b40b1c23 #new section command: > postgres -c shared_preload_libraries=vectors.so,vchord.so -c shared_buffers=4GB -c work_mem=128MB -c maintenance_work_mem=1G…