refactor!: rename the project from Monitor to MoShiro [CI]

Namespaces, assemblies, solution, binaries, images, systemd units, config paths, environment variables, protocol methods and the Linux user are all renamed. Breaking: existing databases, node identities and installed units must be recreated.

packaging/systemd/moshiro-agent-rootless.service

@@ -0,0 +1,16 @@
+[Unit]
+Description=MoShiro Agent (rootless Podman container)
+After=network-online.target
+Wants=network-online.target
+
+[Service]
+EnvironmentFile=%h/.config/moshiro/agent.image
+Restart=always
+RestartSec=5
+TimeoutStopSec=30
+ExecStartPre=-/usr/bin/podman rm -f moshiro-agent
+ExecStart=/usr/bin/podman run --rm --name moshiro-agent --network host --read-only --security-opt no-new-privileges --security-opt label=disable --cap-drop all --tmpfs /tmp:rw,noexec,nosuid,size=64m,mode=1777 -v /etc/os-release:/etc/os-release:ro -v /proc:/host/proc:ro -v /sys:/host/sys:ro -v /:/host/root:ro -e HOST_PROC=/host/proc -e HOST_SYS=/host/sys -e HOST_ROOT=/host/root -v moshiro-agent-config:/etc/moshiro -v moshiro-agent-status:/etc/moshiro/update-status:ro ${IMAGE}
+ExecStop=/usr/bin/podman stop -t 20 moshiro-agent
+
+[Install]
+WantedBy=default.target