feat(agent): 云端 Agent 运行时 - 完善 Pi 桥接、上下文压力与临时故障重试

backend/internal/app/cloud_agent_context_compaction_test.go

@@ -208,11 +208,8 @@ func TestCloudAgentCompactionResumesStepLoopWithCheckpoint(t *testing.T) {
 		map[string]any{"role": "user", "content": "把第 4 行补上光影"},
 		map[string]any{"role": "assistant", "content": "好的，先看一下现有配色"},
 	)
-	lastTaskID, lastEstimate := state.LastStepTaskID, state.LastStepEstimate
-	state.TokenAnchor = &cloudAgentTokenAnchor{TaskID: lastTaskID, Step: state.Step, InputTokens: 10000, EstimatedTokens: lastEstimate, Accepted: true}
 	run = saveCloudAgentCompactionState(t, s, run, &state)
 	stepBefore := state.Step
-	pressureCount := len(cloudAgentCompactionEvents(t, s, run, "context_pressure"))
 	if requested, err := s.cloudAgentRequestCompaction(run, &state, budget, budget.CompactAtTokens); err != nil || !requested {
 		t.Fatalf("没有触发压缩: %v", err)
 	}
@@ -227,12 +224,6 @@ func TestCloudAgentCompactionResumesStepLoopWithCheckpoint(t *testing.T) {
 	if persisted.Step != stepBefore {
 		t.Fatalf("压缩调用占掉了步数: %d → %d", stepBefore, persisted.Step)
 	}
-	if persisted.LastStepTaskID != lastTaskID || persisted.LastStepEstimate != lastEstimate || persisted.TokenAnchor == nil || !persisted.TokenAnchor.Accepted {
-		t.Fatalf("压缩调用不得覆盖普通模型步骤和锚点: last=%s estimate=%d anchor=%+v", persisted.LastStepTaskID, persisted.LastStepEstimate, persisted.TokenAnchor)
-	}
-	if got := len(cloudAgentCompactionEvents(t, s, run, "context_pressure")); got != pressureCount {
-		t.Fatalf("压缩任务不得发普通模型请求读数: %d → %d", pressureCount, got)
-	}
 	task, err := s.repo.TaskForUser("user", persisted.ActiveTaskID)
 	if err != nil {
 		t.Fatal(err)