quick start with docker compose is not working

**Which example does this problem concern?**
quick start with docker compose is not working

**Please describe the problem?**
I just use this command in `quick-start` dir
```sh
docker compose up
```

```sh
WARN[0000] /home/arman/programming/examples/quick-start/docker-compose.yaml: the attribute `version` is obsolete, it will be ignored, please remove it to avoid potential confusion
[+] Running 2/2
✔ Container quick-start-containerssh-1 Created 0.0s
✔ Container quick-start-authconfig-1 Created 0.0s
Attaching to authconfig-1, containerssh-1
authconfig-1 | Test Auth-Config Server is now running...
containerssh-1 | {"timestamp":"2025-01-31T18:18:53Z","level":"debug","code":"CORE_CONFIG_FILE","message":"Using configuration file /etc/containerssh/config.yaml...","details":{}}
containerssh-1 | {"timestamp":"2025-01-31T18:18:53Z","level":"crit","code":"UNKNOWN_ERROR","message":"An unexpected error has happened. (failed to load host key /var/secrets/ssh_host_rsa_key (read /var/secrets/ssh_host_rsa_key: is a directory))","details":{}}
containerssh-1 exited with code 1
Gracefully stopping... (press Ctrl+C again to force)
[+] Stopping 2/2
✔ Container quick-start-containerssh-1 Stopped 0.0s
✔ Container quick-start-authconfig-1 Stopped
```
and this my docker version
```sh
Client: Docker Engine - Community
Version: 27.5.1
Context: default
Debug Mode: false
Plugins:
buildx: Docker Buildx (Docker Inc.)
Version: v0.20.0
Path: /usr/libexec/docker/cli-plugins/docker-buildx
compose: Docker Compose (Docker Inc.)
Version: v2.32.4
Path: /usr/libexec/docker/cli-plugins/docker-compose
Server:
Server Version: 27.5.1
Storage Driver: overlay2
Backing Filesystem: extfs
Supports d_type: true
Using metacopy: false
Native Overlay Diff: true
userxattr: false
Logging Driver: json-file
Cgroup Driver: systemd
Cgroup Version: 2
Plugins:
Volume: local
Network: bridge host ipvlan macvlan null overlay
Log: awslogs fluentd gcplogs gelf journald json-file local splunk syslog
Swarm: inactive
Runtimes: runc io.containerd.runc.v2
Default Runtime: runc
Init Binary: docker-init
containerd version: bcc810d6b9066471b0b6fa75f557a15a1cbf31bb
runc version: v1.2.4-0-g6c52b3f
init version: de40ad0
Security Options:
apparmor
seccomp
Profile: builtin
cgroupns
Kernel Version: 6.11.0-14-generic
Operating System: Ubuntu 24.10
OSType: linux
Architecture: x86_64
CPUs: 4
Total Memory: 6.218GiB
Docker Root Dir: /var/lib/docker
Debug Mode: false
Experimental: false
Insecure Registries:
127.0.0.0/8
Live Restore Enabled: false
```