Running openemr in AWS ECS

Situation
using this docker-compose.yml

# Use admin/pass as user/password credentials to login to openemr (from OE_USER and OE_PASS below)
# MYSQL_HOST and MYSQL_ROOT_PASS are required for openemr
# MYSQL_USER, MYSQL_PASS, OE_USER, MYSQL_PASS are optional for openemr and
#   if not provided, then default to openemr, openemr, admin, and pass respectively.
version: '3.1'
services:
  mysql:
    restart: always
    image: mariadb:10.11
    command: ['mysqld','--character-set-server=utf8mb4']
    volumes:
    - databasevolume:/var/lib/mysql
    environment:
      MYSQL_ROOT_PASSWORD: root
  openemr:
    restart: always
    image: openemr/openemr:7.0.1
    ports:
    - 80:80
    - 443:443
    volumes:
    - logvolume01:/var/log
    - sitevolume:/var/www/localhost/htdocs/openemr/sites
    environment:
      MYSQL_HOST: mysql
      MYSQL_ROOT_PASS: root
      MYSQL_USER: openemr
      MYSQL_PASS: openemr
      OE_USER: admin
      OE_PASS: pass
    depends_on:
    - mysql
volumes:
  logvolume01: {}
  sitevolume: {}
  databasevolume: {}

OpenEMR Version
7.0.1

Browser:
I’m using: chrome

Operating System
I’m using: AWS ECS instance
docker-compose --context myecscontext up

Logs

PHP Fatal error:  Uncaught Error: Failed opening required '/var/www/localhost/htdocs/openemr/sites/default/sqlconf.php' (include_path='.:/usr/share/php81') in Command line code:1

docker-compose --context myecscontext up
WARNING services.restart: unsupported attribute      
WARNING services.scale: unsupported attribute        
WARNING services.restart: unsupported attribute      
WARNING services.scale: unsupported attribute        
[+] Running 42/44
 ⠿ baptisthealth                                 DeleteInProgress User Initiated                                                                                                       534.0s
 ⠿ MysqlTaskExecutionRole                        CreateComplete                                                                                                                         20.1s
 ⠿ Logvolume01AccessPoint                        CreateComplete                                                                                                                          5.0s
 ⠿ CloudMap                                      CreateComplete                                                                                                                         46.1s
 ⠿ SitevolumeAccessPoint                         CreateComplete                                                                                                                          5.0s
 ⠿ OpenemrTaskExecutionRole                      CreateComplete                                                                                                                         19.0s
 ⠿ DatabasevolumeAccessPoint                     CreateComplete                                                                                                                          5.0s
 ⠿ LogGroup                                      CreateComplete                                                                                                                          2.0s
 ⠿ OpenemrTCP80TargetGroup                       CreateComplete                                                                                                                         17.1s
 ⠿ DefaultNetwork                                CreateComplete                                                                                                                          5.0s
 ⠿ Cluster                                       CreateComplete                                                                                                                          5.0s
 ⠿ OpenemrTCP443TargetGroup                      CreateComplete                                                                                                                         18.1s
 ⠿ OpenemrTaskRole                               CreateComplete                                                                                                                         21.1s
 ⠿ MysqlTaskRole                                 CreateComplete                                                                                                                         20.1s
 ⠿ DatabasevolumeNFSMountTargetOnSubnet8d0e4383  CreateComplete                                                                                                                         99.1s
 ⠿ SitevolumeNFSMountTargetOnSubnetdc6b3091      CreateComplete                                                                                                                         95.1s
 ⠿ SitevolumeNFSMountTargetOnSubnet9867effe      CreateComplete                                                                                                                        104.1s
 ⠿ Logvolume01NFSMountTargetOnSubneta59004fa     CreateComplete                                                                                                                         95.1s
 ⠿ Default80Ingress                              DeleteComplete                                                                                                                        302.1s
 ⠿ Logvolume01NFSMountTargetOnSubnet9867effe     CreateComplete                                                                                                                        101.1s
 ⠿ DatabasevolumeNFSMountTargetOnSubnet9867effe  CreateComplete                                                                                                                         96.1s
 ⠿ Logvolume01NFSMountTargetOnSubnetdc6b3091     CreateComplete                                                                                                                        104.1s
 ⠿ Default443Ingress                             DeleteComplete                                                                                                                        302.1s
 ⠿ Logvolume01NFSMountTargetOnSubnet2af96f0b     CreateComplete                                                                                                                         88.1s
 ⠿ Logvolume01NFSMountTargetOnSubnet8ad40bbb     CreateComplete                                                                                                                         88.1s
 ⠿ DefaultNetworkIngress                         DeleteComplete                                                                                                                        302.1s
 ⠿ DatabasevolumeNFSMountTargetOnSubneta59004fa  CreateComplete                                                                                                                         82.0s
 ⠿ SitevolumeNFSMountTargetOnSubnet2af96f0b      CreateComplete                                                                                                                         88.1s
 ⠿ DatabasevolumeNFSMountTargetOnSubnet8ad40bbb  CreateComplete                                                                                                                         83.1s
 ⠿ SitevolumeNFSMountTargetOnSubnet8d0e4383      CreateComplete                                                                                                                        104.1s
 ⠿ DatabasevolumeNFSMountTargetOnSubnet2af96f0b  CreateComplete                                                                                                                         89.1s
 ⠿ SitevolumeNFSMountTargetOnSubneta59004fa      CreateComplete                                                                                                                         94.1s
 ⠿ DatabasevolumeNFSMountTargetOnSubnetdc6b3091  CreateComplete                                                                                                                        103.1s
 ⠿ SitevolumeNFSMountTargetOnSubnet8ad40bbb      CreateComplete                                                                                                                         87.1s
 ⠿ Logvolume01NFSMountTargetOnSubnet8d0e4383     CreateComplete                                                                                                                        103.1s
 ⠿ LoadBalancer                                  CreateComplete                                                                                                                        122.1s
 ⠿ OpenemrTaskDefinition                         CreateComplete                                                                                                                          3.0s
 ⠿ MysqlTaskDefinition                           CreateComplete                                                                                                                          2.0s
 ⠿ OpenemrServiceDiscoveryEntry                  CreateComplete                                                                                                                          2.0s
 ⠿ MysqlServiceDiscoveryEntry                    CreateComplete                                                                                                                          2.0s
 ⠿ MysqlService                                  CreateComplete                                                                                                                         96.0s
 ⠿ OpenemrTCP80Listener                          CreateComplete                                                                                                                          2.8s
 ⠿ OpenemrTCP443Listener                         CreateComplete                                                                                                                          3.7s
 ⠿ OpenemrService                                DeleteInProgress

Sounds like the sites dir is unreadable or non-existent.