feat(contracts): 日志列表 / 日志流与资源监控契约，审计新增登录失败

Co-Authored-By: Claude Opus 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01Cxwgnn2pbzQ7rXv3rq7fei

packages/contracts/src/index.ts

@@ -18,6 +18,7 @@ export * from "./identity.ts";
 export * from "./instances.ts";
 export * from "./library-versions.ts";
 export * from "./local-metadata.ts";
+export * from "./logs.ts";
 export * from "./ops.ts";
 export * from "./organization.ts";
 export * from "./organize-sources.ts";
@@ -29,3 +30,4 @@ export * from "./scrape.ts";
 export * from "./settings.ts";
 export * from "./sources.ts";
 export * from "./subtitles.ts";
+export * from "./system-resources.ts";