Ejabberd on baremetal - need help

My deployment already looks pretty good:

apiVersion: apps/v1
kind: Deployment
metadata:
  name: ejabberd-server
  namespace: ejabberd
  labels:
    app: ejabberd
spec:
  replicas: 1
  selector:
    matchLabels:
      pod-label: ejabberd-server-pod
  template:
    metadata:
      labels:
        pod-label: ejabberd-server-pod
    spec:
      containers:
      - name: ejabberd
        image: ejabberd/ecs:22.05
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 5222
          protocol: TCP
          name: c2s
        - containerPort: 5223
          protocol: TCP
          name: c2s2
        - containerPort: 5269
          protocol: TCP
          name: s2s
        - containerPort: 5280
          protocol: TCP
          name: http
        - containerPort: 5443
          protocol: TCP
          name: http-upload
        - containerPort: 3478
          protocol: UDP
          name: stun
        volumeMounts:
        - name: ejabberd-pv
          mountPath: /home/ejabberd/conf
          subPath: conf
        - name: ejabberd-pv
          mountPath: /home/ejabberd/database
          subPath: database
        - name: ejabberd-pv
          mountPath: /home/ejabberd/logs
          subPath: logs
        - name: ejabberd-pv
          mountPath: /home/ejabberd/upload
          subPath: upload
      volumes:
      - name: ejabberd-pv
        persistentVolumeClaim:
          claimName: ejabberd-pv
---
apiVersion: v1
kind: Service
metadata:
  name: ejabberd-server
  namespace: ejabberd
  labels:
    app: ejabberd
spec:
  selector:
    pod-label: ejabberd-server-pod
  ports:
  - port: 5222
    targetPort: c2s
    protocol: TCP
    name: c2s
  - port: 5223
    targetPort: c2s2
    protocol: TCP
    name: c2s2
  - port: 5269
    targetPort: s2s
    protocol: TCP
    name: s2s
  - port: 5280
    targetPort: http
    protocol: TCP
    name: http
  - port: 5443
    targetPort: http-upload
    protocol: TCP
    name: http-upload
  - port: 3478
    targetPort: stun
    protocol: UDP
    name: stun
---
apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  name: ejabberd-ingress
  namespace: ejabberd
  annotations:
    kubernetes.io/ingress.class: "public"
    cert-manager.io/cluster-issuer: "letsencrypt-prod"

spec:
  tls:
  - hosts:
    - example.com
    secretName: ejabberd-secret
  rules:
  - host: example.com
    http:
      paths:
      - pathType: Prefix
        path: /
        backend:
          service:
            name: ejabberd-server
            port:
              name: http

No errors in the logs.
Logs from ejabberd-server pod:

kubectl logs -n ejabberd             pod/ejabberd-server-58c9f99bd7-gfs8m
2022-08-01 19:23:18.087105+00:00 [info] Loading configuration from /home/ejabberd/conf/ejabberd.yml
2022-08-01 19:23:18.549191+00:00 [info] Configuration loaded successfully
2022-08-01 19:23:18.733995+00:00 [info] Got no NOTIFY_SOCKET, notifications disabled
2022-08-01 19:23:18.749134+00:00 [info] Building language translation cache
2022-08-01 19:23:18.885865+00:00 [info] Creating Mnesia ram table 'ejabberd_commands'
2022-08-01 19:23:18.921770+00:00 [info] Creating Mnesia ram table 'route'
2022-08-01 19:23:18.926292+00:00 [info] Creating Mnesia ram table 'route_multicast'
2022-08-01 19:23:18.937374+00:00 [info] Creating Mnesia ram table 'session'
2022-08-01 19:23:18.940233+00:00 [info] Creating Mnesia ram table 'session_counter'
2022-08-01 19:23:18.947815+00:00 [info] Creating Mnesia ram table 's2s'
2022-08-01 19:23:18.950106+00:00 [info] Creating Mnesia ram table 'temporarily_blocked'
2022-08-01 19:23:18.957565+00:00 [info] Loading modules for localhost
2022-08-01 19:23:18.957766+00:00 [info] Creating Mnesia ram table 'mod_register_ip'
2022-08-01 19:23:18.960606+00:00 [info] Creating Mnesia disc table 'sr_group'
2022-08-01 19:23:18.964085+00:00 [info] Creating Mnesia disc table 'sr_user'
2022-08-01 19:23:18.975274+00:00 [info] Creating Mnesia disc_only table 'privacy'
2022-08-01 19:23:18.992369+00:00 [warning] Mnesia backend for mod_mam is not recommended: it's limited to 2GB and often gets corrupted when reaching this limit. SQL backend is recommended. Namely, for small servers SQLite is a preferred choice because it's very easy to configure.
2022-08-01 19:23:18.992517+00:00 [info] Creating Mnesia disc_only table 'archive_msg'
2022-08-01 19:23:18.996109+00:00 [info] Creating Mnesia disc_only table 'archive_prefs'
2022-08-01 19:23:19.024877+00:00 [info] Creating Mnesia disc table 'muc_room'
2022-08-01 19:23:19.028728+00:00 [info] Creating Mnesia disc table 'muc_registered'
2022-08-01 19:23:19.032222+00:00 [info] Creating Mnesia ram table 'muc_online_room'
2022-08-01 19:23:19.036094+00:00 [info] Creating Mnesia disc_only table 'vcard'
2022-08-01 19:23:19.039410+00:00 [info] Creating Mnesia disc table 'vcard_search'
2022-08-01 19:23:19.049908+00:00 [info] Creating Mnesia disc_only table 'motd'
2022-08-01 19:23:19.053793+00:00 [info] Creating Mnesia disc_only table 'motd_users'
2022-08-01 19:23:19.066604+00:00 [info] Creating Mnesia ram table 'bosh'
2022-08-01 19:23:19.069363+00:00 [info] Creating Mnesia disc_only table 'push_session'
2022-08-01 19:23:19.083791+00:00 [info] Going to offer STUN/TURN service: 10.1.84.163:3478 (udp)
2022-08-01 19:23:19.084000+00:00 [info] Creating Mnesia disc_only table 'roster'
2022-08-01 19:23:19.095523+00:00 [info] Creating Mnesia disc_only table 'roster_version'
2022-08-01 19:23:19.131199+00:00 [info] Creating Mnesia disc_only table 'last_activity'
2022-08-01 19:23:19.142272+00:00 [info] Creating Mnesia disc_only table 'offline_msg'
2022-08-01 19:23:19.180095+00:00 [info] Creating Mnesia disc_only table 'caps_features'
2022-08-01 19:23:19.184118+00:00 [info] Creating Mnesia ram table 'pubsub_last_item'
2022-08-01 19:23:19.187907+00:00 [info] Creating Mnesia disc table 'pubsub_index'
2022-08-01 19:23:19.194377+00:00 [info] Creating Mnesia disc table 'pubsub_node'
2022-08-01 19:23:19.198379+00:00 [info] Creating Mnesia disc table 'pubsub_state'
2022-08-01 19:23:19.201806+00:00 [info] Creating Mnesia disc_only table 'pubsub_item'
2022-08-01 19:23:19.207546+00:00 [info] Creating Mnesia disc table 'pubsub_orphan'
2022-08-01 19:23:19.211797+00:00 [info] Creating Mnesia disc_only table 'private_storage'
2022-08-01 19:23:19.223678+00:00 [info] Creating Mnesia disc_only table 'mqtt_pub'
2022-08-01 19:23:19.230761+00:00 [info] Creating Mnesia ram table 'mqtt_session'
2022-08-01 19:23:19.233345+00:00 [info] Creating Mnesia ram table 'mqtt_sub'
2022-08-01 19:23:19.244795+00:00 [info] Building MQTT cache for localhost, this may take a while
2022-08-01 19:23:19.251889+00:00 [info] Creating Mnesia ram table 'bytestream'
2022-08-01 19:23:19.259759+00:00 [info] Creating Mnesia disc_only table 'passwd'
2022-08-01 19:23:19.263053+00:00 [info] Creating Mnesia ram table 'reg_users_counter'
2022-08-01 19:23:19.278022+00:00 [info] Creating Mnesia disc_only table 'oauth_token'
2022-08-01 19:23:19.281537+00:00 [info] Creating Mnesia disc table 'oauth_client'
2022-08-01 19:23:19.309833+00:00 [info] Waiting for Mnesia synchronization to complete
2022-08-01 19:23:19.368156+00:00 [warning] No certificate found matching localhost
2022-08-01 19:23:19.368406+00:00 [warning] No certificate found matching pubsub.localhost
2022-08-01 19:23:19.368592+00:00 [warning] No certificate found matching upload.localhost
2022-08-01 19:23:19.368708+00:00 [warning] No certificate found matching conference.localhost
2022-08-01 19:23:19.368791+00:00 [warning] No certificate found matching proxy.localhost
2022-08-01 19:23:19.368988+00:00 [info] ejabberd 22.5.0 is started in the node 'ejabberd@ejabberd-server-58c9f99bd7-gfs8m' in 1.42s
2022-08-01 19:23:19.369226+00:00 [info] Start accepting TCP connections at [::]:5269 for ejabberd_s2s_in
2022-08-01 19:23:19.369269+00:00 [info] Start accepting TLS connections at [::]:5443 for ejabberd_http
2022-08-01 19:23:19.369273+00:00 [info] Start accepting TLS connections at [::]:5223 for ejabberd_c2s
2022-08-01 19:23:19.369355+00:00 [info] Start accepting TCP connections at [::]:5222 for ejabberd_c2s
2022-08-01 19:23:19.369405+00:00 [info] Start accepting TCP connections at [::]:5280 for ejabberd_http
2022-08-01 19:23:19.369441+00:00 [info] Start accepting TCP connections at [::]:1883 for mod_mqtt
2022-08-01 19:23:19.369467+00:00 [info] Start accepting TCP connections at 10.1.84.163:7777 for mod_proxy65_stream
2022-08-01 19:23:19.369470+00:00 [info] Start accepting UDP connections at [::]:3478 for ejabberd_stun

But how does it work with the Ingress and the certificates?
Someone here who might have a working example or can give me tips?