按任务找源码

修改任务	实现	验证
供应商协议	internal/provider、internal/llm	go test ./internal/provider/... ./internal/llm/...
模型保存	internal/gateway/models、internal/provider/deployment	model-endpoints E2E
角色与列表	internal/authz、internal/gateway/identity	permission / visibility_chain 测试
虚拟密钥	internal/gateway/keys、internal/iam/keys.go	keys-playground E2E
选路与回退	internal/router、internal/dataplane/routing/fallback.go	route_preview / fallback regression
计费快照	internal/catalog/cost_at.go、internal/gateway/spend.go	pricing regression
入账去重	internal/iam/usage.go、internal/live/redis.go	usage_idempotency / redis 测试
XGo 护栏	internal/gateway/guard	custom / guard regression
页面文案	frontend/src/i18n/messages	组件测试 + 双语 E2E

从符号追到测试

rg 'RegisterTransport|RegisterModel' internal/provider
rg 'CostAt|RecordSpend|RecordUsage' internal
rg 'Resolve|Compile' internal/router internal/dataplane
rg 'Test.*Pricing|Test.*Fallback' cmd/regression

架构 · 新协议代码示例 · 验证命令