Add nodes.delete with reauth, activity logs, and Administrators editing.

Allow deleting managed hosts with mandatory inline re-auth, record node mutations in an audit log with a sidebar Logs view, and let Administrators group permissions be edited from the Groups tab.

service/internal/api/router.go

@@ -49,7 +49,9 @@ func NewRouter(configDir string) http.Handler {
 	mux.HandleFunc("GET /api/v1/nodes", app.nodesListHandler)
 	mux.HandleFunc("POST /api/v1/nodes", app.nodesCreateHandler)
 	mux.HandleFunc("GET /api/v1/nodes/{id}", app.nodesGetHandler)
+	mux.HandleFunc("DELETE /api/v1/nodes/{id}", app.nodesDeleteHandler)
 	mux.HandleFunc("POST /api/v1/nodes/{id}/test-ssh", app.nodesTestSSHHandler)
+	mux.HandleFunc("GET /api/v1/node-logs", app.nodeLogsListHandler)
 
 	return app.withCORS(app.withMiddleware(mux))
 }