appapi-harp Container does not start and hangs in a loop

[davodego]

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Steps to reproduce

1. start appapi-harp container in docker
2. "docker ps" shows "restarting"
3. appapi-harp container is not running

Expected behaviour

appapi-harp container should be started

Actual behaviour

container is in a restart loop

Server configuration

Web server: Apache2

Database: PostgreSQL

PHP version: 8.3

Nextcloud version: 32.0.2

Docker version:
Client: Docker Engine - Community
Version: 29.1.1
API version: 1.52
Go version: go1.25.4
Git commit: 0aedba5
Built: Fri Nov 28 11:33:04 2025
OS/Arch: linux/amd64
Context: default

Server: Docker Engine - Community
Engine:
Version: 29.1.1
API version: 1.52 (minimum version 1.41)
Go version: go1.25.4
Git commit: 9a84135
Built: Fri Nov 28 11:33:04 2025
OS/Arch: linux/amd64
Experimental: false
containerd:
Version: v2.2.0
GitCommit: 1c4457e00facac03ce1d75f7b6777a7a851e5c41
runc:
Version: 1.3.4
GitCommit: v1.3.4-0-gd6d73eb8
docker-init:
Version: 0.19.0
GitCommit: de40ad0

App API Version: 32.0.0

excerpt from docker log

INFO: Starting HAProxy...
2025-12-02 05:39:24.707 [I] [sub/root.go:142] start frpc service for config file [/frpc-docker.toml]
2025-12-02 05:39:24.707 [I] [client/service.go:295] try to connect to server...
[NOTICE]   (1) : Initializing new worker (33)
2025-12-02 05:39:24.712 [I] [client/service.go:287] [60313fc0f1b47eed] login to server success, get run id [60313fc0f1b47eed]
2025-12-02 05:39:24.712 [I] [proxy/proxy_manager.go:173] [60313fc0f1b47eed] proxy added: [bundled-deploy-daemon]
2025-12-02 05:39:24.712 [I] [client/control.go:168] [60313fc0f1b47eed] [bundled-deploy-daemon] start proxy success
[NOTICE]   (33) : haproxy version is 3.1.2-cda631a
[ALERT]    (33) : [haproxy.main()] Cannot raise FD limit to 16425, limit is 16384.
[NOTICE]   (1) : haproxy version is 3.1.2-cda631a
[WARNING]  (1) : Failed to load worker!
INFO: /haproxy.cfg already present. Skipping config generation...

[kyteinsky]

thanks for reporting this.
seems like docker v29's change: haproxy/haproxy#3191
maybe only upgrading the haproxy inside the container is required: haproxy/haproxy#3191 (comment)