Fix docker-compose.yml syntax and use pgvecto.rs v0.2.1

immich/docker-compose.yml

@@ -11,6 +11,8 @@ git add docker-compose.yml
 git commit -m "Downgrade pgvecto.rs to v0.2.1 for Immich compatibility"
 git pushversion: '3.8'
 
+version: '3.8'
+
 services:
   immich-server:
     container_name: immich_server
@@ -61,7 +63,7 @@ services:
 
   database:
     container_name: immich_postgres
-    image: tensorchord/pgvecto-rs:pg16-v0.2.0
+    image: tensorchord/pgvecto-rs:pg16-v0.2.1
     environment:
       POSTGRES_PASSWORD: ${DB_PASSWORD}
       POSTGRES_USER: ${DB_USERNAME}