fix(api): изолировать ошибки создания клиента устройства

backend/src/services/containers-state.test.ts

@@ -35,3 +35,6 @@ console.log("Containers state: independent devices, malformed/duplicate IDs, unk
 
 const limitOnly=await readContainerServerState(server,async path=>path==="/container"?[{".id":"*C","memory-high":"52428800"}]:[]);assert.equal(limitOnly.containers[0].memMb,undefined)
 const modern=await readContainerServerState(server,async path=>path==="/container"?[{...row,envlist:"e,e2",mounts:undefined,mountlists:"m"}]:path==="/container/envs"?[{list:"e",key:"A",value:"1"},{list:"e2",key:"B",value:"2"}]:[{list:"m",src:"/disk",dst:"/data"}]);assert.equal(modern.containers[0].envs.length,2);assert.equal(modern.containers[0].mounts.length,1)
+
+let factories=0
+const setupFailure=await collectContainersState([server,{...server,id:2}],srv=>{if(srv.id===2)throw new Error("client setup refused");factories++;return read});assert.equal(setupFailure.servers[0].containers.length,1);assert.equal(setupFailure.servers[1].availability,"error");assert.equal(setupFailure.servers[1].failures[0].error,"client setup refused");assert.equal(factories,1)