Initial authelia 4.39.20 package

- Base + service (native binary), container (rootless quadlet),
  postgresql and redis subpackages
- Fixed UID/GID 126 for the authelia user
- Rootless pod publishing 127.0.0.1:9091; db and redis join the pod
  (container) or publish on localhost (service)
- Container images pinned by digest
- Native -service subpackage built conditionally (--without service)

authelia-db.container

@@ -0,0 +1,22 @@
+[Unit]
+Description=Authelia PostgreSQL Database
+
+[Container]
+Image=docker.io/library/postgres:18.1-trixie@sha256:1090bc3a8ccfb0b55f78a494d76f8d603434f7e4553543d6e807bc7bd6bbd17f
+ContainerName=authelia-db
+Volume=/var/lib/authelia/postgresql:/var/lib/postgresql:Z
+Exec=postgres -c shared_buffers=128MB -c min_wal_size=80MB
+HealthCmd=pg_isready -U authelia
+HealthInterval=30s
+HealthTimeout=10s
+HealthRetries=5
+HealthStartPeriod=1m
+HealthOnFailure=kill
+LogDriver=journald
+
+[Service]
+User=authelia
+Environment=HOME=/var/lib/authelia
+Restart=always
+RestartSec=5
+TimeoutStartSec=900