set PYRO_NS_AUTOCLEAN=... for the nameserver

[eudoxos]

test and add environment=PYRO_NS_AUTOCLEAN=60 to remove stale registrations

infrastructure-docker/supervisor-mupif.conf

Lines 58 to 62 in b1b9fd4

	[program:nameserver]
	command=/usr/local/bin/pyro5-ns --host 0.0.0.0 --port %(ENV_MUPIF_NS_PORT)s --storage=sql:%(ENV_MUPIF_PERSIST_DIR)s/nameserver.sqlite
	user=mupif
	directory=%(ENV_MUPIF_HOME_DIR)s/nameserver