scripts: consolidate Agent deployment and remove Probe packages

Use Agent for native, container, systemd and OpenWrt installations and signed updates. Remove retired Probe deployment templates and smoke scripts.

packaging/openwrt/moshiro-agent.init

@@ -0,0 +1,27 @@
+#!/bin/sh /etc/rc.common
+# procd service for moshiro-agent (OpenWrt). Installed as /etc/init.d/moshiro-agent.
+
+START=95
+STOP=10
+USE_PROCD=1
+
+PROG=/usr/lib/moshiro/moshiro-agent
+CONF=/etc/moshiro/agent.json
+
+start_service() {
+	[ -f "$CONF" ] || {
+		logger -t moshiro-agent "$CONF not found: enroll first (install.sh agent --server URL --join TOKEN --name NAME)"
+		return 1
+	}
+	procd_open_instance
+	procd_set_param env LD_LIBRARY_PATH=/usr/lib/moshiro
+	procd_set_param command "$PROG" --config "$CONF"
+	# respawn: threshold(s) timeout(s) retry (0 = forever)
+	procd_set_param respawn 3600 5 0
+	procd_set_param stdout 1
+	procd_set_param stderr 1
+	procd_set_param limits nofile=4096
+	# Run unprivileged when the installer could create the user (busybox adduser may be missing)
+	id moshiro >/dev/null 2>&1 && procd_set_param user moshiro
+	procd_close_instance
+}