docs: Add DB name to backup-and-restore (immich-app#13244)

* Update backup-and-restore.md

changelog:
Add database name to the restore command and document it in the notes

* docs: remove added database flag and change warn wording

* docs: fix forgotten warning change

Co-authored-by: Matthew Momjian <50788000+mmomjian@users.noreply.github.com>

---------

Co-authored-by: Matthew Momjian <50788000+mmomjian@users.noreply.github.com>

docs/docs/administration/backup-and-restore.md

@@ -34,14 +34,15 @@ docker exec -t immich_postgres pg_dumpall --clean --if-exists --username=postgre
 docker compose down -v  # CAUTION! Deletes all Immich data to start from scratch
 ## Uncomment the next line and replace DB_DATA_LOCATION with your Postgres path to permanently reset the Postgres database
 # rm -rf DB_DATA_LOCATION # CAUTION! Deletes all Immich data to start from scratch
-docker compose pull     # Update to latest version of Immich (if desired)
-docker compose create   # Create Docker containers for Immich apps without running them
+docker compose pull             # Update to latest version of Immich (if desired)
+docker compose create           # Create Docker containers for Immich apps without running them
 docker start immich_postgres    # Start Postgres server
-sleep 10    # Wait for Postgres server to start up
+sleep 10                        # Wait for Postgres server to start up
+# Check the database user if you deviated from the default
 gunzip < "/path/to/backup/dump.sql.gz" \
 | sed "s/SELECT pg_catalog.set_config('search_path', '', false);/SELECT pg_catalog.set_config('search_path', 'public, pg_catalog', true);/g" \
-| docker exec -i immich_postgres psql --username=postgres    # Restore Backup
-docker compose up -d    # Start remainder of Immich apps
+| docker exec -i immich_postgres psql --username=postgres  # Restore Backup
+docker compose up -d            # Start remainder of Immich apps
 ```
 
 </TabItem>
@@ -55,12 +56,13 @@ docker exec -t immich_postgres pg_dumpall --clean --if-exists --username=postgre
 docker compose down -v  # CAUTION! Deletes all Immich data to start from scratch
 ## Uncomment the next line and replace DB_DATA_LOCATION with your Postgres path to permanently reset the Postgres database
 # Remove-Item -Recurse -Force DB_DATA_LOCATION # CAUTION! Deletes all Immich data to start from scratch
-docker compose pull     # Update to latest version of Immich (if desired)
-docker compose create   # Create Docker containers for Immich apps without running them
+docker compose pull             # Update to latest version of Immich (if desired)
+docker compose create           # Create Docker containers for Immich apps without running them
 docker start immich_postgres    # Start Postgres server
-sleep 10    # Wait for Postgres server to start up
-gc "C:\path\to\backup\dump.sql" | docker exec -i immich_postgres psql --username=postgres   # Restore Backup
-docker compose up -d    # Start remainder of Immich apps
+sleep 10                        # Wait for Postgres server to start up
+# Check the database user if you deviated from the default
+gc "C:\path\to\backup\dump.sql" | docker exec -i immich_postgres psql --username=postgres  # Restore Backup
+docker compose up -d            # Start remainder of Immich apps
 ```
 
 </TabItem>
@@ -103,6 +105,7 @@ services:
 Then you can restore with the same command but pointed at the latest dump.
 
 ```bash title='Automated Restore'
+# Be sure to check the username if you changed it from default
 gunzip < db_dumps/last/immich-latest.sql.gz \
 | sed "s/SELECT pg_catalog.set_config('search_path', '', false);/SELECT pg_catalog.set_config('search_path', 'public, pg_catalog', true);/g" \
 | docker exec -i immich_postgres psql --username=postgres