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feat(data): enable.feeds/activities real opt-out gates + trackHistory contract (#2707) - #2733

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Jul 10, 2026
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Closes #2707。按"分 flag 接线(enforce),不移除"处置——评估结论:四个 flag 并不同质,移除方案不可行(trackHistory 实为 live;spec 在 fixed 组移字段=全平台 major;examples/下游有真实使用)。

分 flag 处置

flag 处置 契约
activities 接线为 opt-out writer 闸门 spec 默认 false→true;显式 false 时 plugin-audit 只跳过 sys_activity 时间线镜像(审计行不受影响)。行为兼容;同时是 ADR-0057 想要的按对象 activity 增长控制杆
feeds 接线为 opt-out + 服务端强制 spec 默认 false→true;显式 false → 引擎 hook 缝拒绝 sys_comment 创建,403 FEEDS_DISABLED(fail-closed,复用 CLONE_DISABLED 模式)+ mapDataError 专属分支(通用 data 路由不走 sendError 的 .status 透传——运行时冒烟抓到 403 退化成 400 后补)
trackHistory ledger 纠错→live + 契约成文 ledger 定性"dead"是错的:objectui 自 2026-05 起用它门控 History 标签页(按 ledger 自己的规则 objectui 消费者算 live 证据)。旧 authorWarn hint("改用 Field.trackHistory")照做会丢 History 标签页——已替换为两级契约:对象 flag=History 标签页总开关;Field.trackHistory=diff 选择器;审计采集保持无条件(合规账本)
files 保持 dead+authorWarn,roadmap #2727 唯一两层都无消费者的 flag。describe() 改为如实标注 RESERVED,不再宣传不存在的能力

默认值翻转是必须的:default(false) 会把"没设"编译成显式 false,opt-out 语义无法区分"作者显式关"和"默认"——与 trash/mru/clone 同姿态。

为什么不把 lint 升级成 error

advisory-only 是 lint-liveness-properties 文件头写明的设计决定(signal over noise);修复路线是把 flag 变 live(enforce-or-remove 里选 enforce),不是把警告变错误。收口后 authorWarn 只剩 enable.files 一个,警告面从 4 降到 1。

验证

  • 单测:plugin-audit 28 ✓(含新增 opt-out/403 gate 测试)、rest 217+1 ✓、cli 468 ✓(lint 契约测试更新)、objectql 804 ✓、spec 6671 ✓(唯一红=存量 [spec] PROTOCOL_MAJOR (12) drifted from package major (13) — protocol-version lockstep test red on main #2729,与本 PR 无关,已单独报)
  • 闸门:check:liveness ✓、check:api-surface ✓(表面无变化)
  • 编译期:app-todo(四 flag 全 true)编译告警从 4 条降到 1 条(仅 enable.files,hint 已更新)
  • 运行时端到端(fresh showcase):默认对象=activity 镜像 ✓ + 评论 201 ✓;探针对象(feeds:false, activities:false)=0 条 activity 镜像 + 1 条审计行 + 评论 403 FEEDS_DISABLED ✓
  • 文档:references/data/object.mdx 由 gen:docs 再生成(仅本表)

配套

🤖 Generated with Claude Code

…istory contract defined (#2707)

Disposition per flag (enforce-or-remove; removal rejected — trackHistory is
live in the console, spec removal = platform major, and the flags match the
industry-standard object-capability model):

- enable.activities: opt-OUT writer gate. Spec default false→true;
  plugin-audit skips ONLY the sys_activity timeline mirror on explicit
  `activities:false` (audit row untouched). Behavior-preserving; gives
  ADR-0057 its per-object activity-growth lever.
- enable.feeds: opt-OUT + server-side enforcement. Spec default false→true;
  explicit `feeds:false` rejects sys_comment creation at the engine hook
  seam, 403 FEEDS_DISABLED (fail-closed, CLONE_DISABLED pattern) + a
  mapDataError branch so generic data routes surface the 403 (they bypass
  sendError's .status passthrough — caught in the runtime smoke test).
- enable.trackHistory: ledger misclassified it dead — objectui has gated
  the record History tab on it since 2026-05 (a live consumer under the
  ledger's own rules). Reclassified live; the old authorWarn hint ("use
  Field.trackHistory instead") would have lost users the History tab and
  is replaced by the two-grain contract (object flag = History-tab master
  switch; Field.trackHistory = diff selector; audit capture stays
  unconditional as a compliance ledger).
- enable.files: stays dead + authorWarn — reserved for the generic
  Attachments related-list, tracked in #2727; describe() now says so
  instead of advertising a capability that doesn't exist.

Default flips are required for opt-out semantics: default(false)
materializes `false` for every enable-block object, making explicit
opt-out indistinguishable from the default.

Verified: unit (plugin-audit gates, mapDataError, lint contract tests,
spec defaults), liveness gate green, app-todo compile now warns only on
enable.files, and a live showcase run — default object: activity mirrored
+ comment 201; probe object with explicit false flags: 0 activity rows,
1 audit row, comment → 403 FEEDS_DISABLED.

Companion objectui PR gates the record feed/timeline UI on the same flags.
Closes #2707.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
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📓 Docs Drift Check

This PR changes 4 package(s): @objectstack/cli, @objectstack/plugin-audit, @objectstack/rest, @objectstack/spec.

98 hand-written doc(s) reference the affected code and may need an implementation-accuracy re-verification:

  • content/docs/ai/agents.mdx (via @objectstack/spec)
  • content/docs/ai/skills-reference.mdx (via packages/cli, @objectstack/spec)
  • content/docs/ai/skills.mdx (via @objectstack/spec)
  • content/docs/api/client-sdk.mdx (via @objectstack/cli, @objectstack/spec)
  • content/docs/api/data-flow.mdx (via @objectstack/cli)
  • content/docs/api/environment-routing.mdx (via @objectstack/cli, @objectstack/spec)
  • content/docs/api/error-catalog.mdx (via @objectstack/cli, @objectstack/rest, @objectstack/spec)
  • content/docs/api/error-handling-client.mdx (via @objectstack/spec)
  • content/docs/api/error-handling-server.mdx (via @objectstack/rest, @objectstack/spec)
  • content/docs/api/index.mdx (via @objectstack/rest, @objectstack/spec)
  • content/docs/automation/approvals.mdx (via packages/spec)
  • content/docs/automation/flows.mdx (via @objectstack/spec)
  • content/docs/automation/hook-bodies.mdx (via packages/cli, packages/spec)
  • content/docs/automation/hooks.mdx (via @objectstack/spec)
  • content/docs/automation/index.mdx (via @objectstack/spec)
  • content/docs/automation/webhooks.mdx (via @objectstack/spec)
  • content/docs/automation/workflows.mdx (via @objectstack/spec)
  • content/docs/concepts/architecture.mdx (via @objectstack/spec)
  • content/docs/concepts/design-principles.mdx (via packages/spec)
  • content/docs/concepts/index.mdx (via @objectstack/spec)
  • content/docs/concepts/metadata-driven.mdx (via @objectstack/spec)
  • content/docs/concepts/metadata-lifecycle.mdx (via packages/spec)
  • content/docs/concepts/north-star.mdx (via packages/spec)
  • content/docs/data-modeling/analytics.mdx (via @objectstack/spec)
  • content/docs/data-modeling/drivers.mdx (via @objectstack/spec)
  • content/docs/data-modeling/external-datasources.mdx (via @objectstack/spec)
  • content/docs/data-modeling/field-types.mdx (via @objectstack/spec)
  • content/docs/data-modeling/fields.mdx (via @objectstack/spec)
  • content/docs/data-modeling/formulas.mdx (via @objectstack/spec)
  • content/docs/data-modeling/index.mdx (via @objectstack/spec)
  • content/docs/data-modeling/objects.mdx (via @objectstack/spec)
  • content/docs/data-modeling/queries.mdx (via @objectstack/spec)
  • content/docs/data-modeling/schema-design.mdx (via @objectstack/spec)
  • content/docs/data-modeling/seed-data.mdx (via @objectstack/spec)
  • content/docs/data-modeling/validation-rules.mdx (via @objectstack/spec)
  • content/docs/data-modeling/validation.mdx (via @objectstack/spec)
  • content/docs/deployment/production-readiness.mdx (via @objectstack/plugin-audit)
  • content/docs/deployment/troubleshooting.mdx (via @objectstack/spec)
  • content/docs/getting-started/build-with-claude-code.mdx (via @objectstack/spec)
  • content/docs/getting-started/cli.mdx (via @objectstack/cli, @objectstack/plugin-audit, @objectstack/spec)
  • content/docs/getting-started/common-patterns.mdx (via @objectstack/spec)
  • content/docs/getting-started/examples.mdx (via @objectstack/spec)
  • content/docs/getting-started/quick-reference.mdx (via @objectstack/spec)
  • content/docs/getting-started/quick-start.mdx (via @objectstack/spec)
  • content/docs/getting-started/validating-metadata.mdx (via @objectstack/spec)
  • content/docs/kernel/cluster.mdx (via @objectstack/spec)
  • content/docs/kernel/contracts/auth-service.mdx (via packages/spec)
  • content/docs/kernel/contracts/cache-service.mdx (via packages/spec)
  • content/docs/kernel/contracts/data-engine.mdx (via @objectstack/spec)
  • content/docs/kernel/contracts/index.mdx (via @objectstack/spec)
  • content/docs/kernel/contracts/metadata-service.mdx (via packages/spec)
  • content/docs/kernel/contracts/storage-service.mdx (via packages/spec)
  • content/docs/kernel/index.mdx (via packages/spec)
  • content/docs/kernel/runtime-services/data-service.mdx (via packages/cli)
  • content/docs/kernel/runtime-services/email-service.mdx (via packages/spec)
  • content/docs/kernel/runtime-services/index.mdx (via packages/cli, packages/spec)
  • content/docs/kernel/runtime-services/queue-service.mdx (via packages/spec)
  • content/docs/kernel/runtime-services/sharing-service.mdx (via packages/spec)
  • content/docs/kernel/runtime-services/storage-service.mdx (via packages/spec)
  • content/docs/kernel/services-checklist.mdx (via @objectstack/spec)
  • content/docs/permissions/authentication.mdx (via @objectstack/cli)
  • content/docs/permissions/authorization.mdx (via packages/rest, @objectstack/spec)
  • content/docs/permissions/permission-sets.mdx (via @objectstack/spec)
  • content/docs/permissions/permissions-matrix.mdx (via @objectstack/spec)
  • content/docs/permissions/positions.mdx (via @objectstack/spec)
  • content/docs/permissions/sharing-rules.mdx (via @objectstack/spec)
  • content/docs/plugins/adding-a-metadata-type.mdx (via @objectstack/spec)
  • content/docs/plugins/development.mdx (via @objectstack/spec)
  • content/docs/plugins/index.mdx (via @objectstack/rest, @objectstack/spec)
  • content/docs/plugins/packages.mdx (via @objectstack/cli, @objectstack/plugin-audit, @objectstack/rest, @objectstack/spec)
  • content/docs/protocol/backward-compatibility.mdx (via @objectstack/spec)
  • content/docs/protocol/diagram.mdx (via packages/spec)
  • content/docs/protocol/knowledge.mdx (via @objectstack/spec)
  • content/docs/protocol/objectos/config-resolution.mdx (via @objectstack/spec)
  • content/docs/protocol/objectos/i18n-standard.mdx (via @objectstack/spec)
  • content/docs/protocol/objectos/lifecycle.mdx (via @objectstack/spec)
  • content/docs/protocol/objectos/plugin-spec.mdx (via @objectstack/cli, @objectstack/spec)
  • content/docs/protocol/objectos/realtime-protocol.mdx (via @objectstack/cli)
  • content/docs/protocol/objectos/runtime-capabilities.mdx (via @objectstack/spec)
  • content/docs/protocol/objectql/index.mdx (via packages/spec)
  • content/docs/protocol/objectql/query-syntax.mdx (via @objectstack/spec)
  • content/docs/protocol/objectql/schema.mdx (via @objectstack/spec)
  • content/docs/protocol/objectql/security.mdx (via packages/spec)
  • content/docs/protocol/objectql/state-machine.mdx (via @objectstack/spec)
  • content/docs/protocol/objectui/actions.mdx (via @objectstack/spec)
  • content/docs/protocol/objectui/concept.mdx (via @objectstack/spec)
  • content/docs/protocol/objectui/index.mdx (via @objectstack/spec)
  • content/docs/protocol/objectui/layout-dsl.mdx (via packages/spec)
  • content/docs/protocol/objectui/record-alert.mdx (via @objectstack/spec)
  • content/docs/protocol/objectui/widget-contract.mdx (via @objectstack/spec)
  • content/docs/releases/implementation-status.mdx (via @objectstack/cli, @objectstack/plugin-audit, @objectstack/rest, @objectstack/spec)
  • content/docs/releases/index.mdx (via @objectstack/spec)
  • content/docs/releases/v9.mdx (via @objectstack/spec)
  • content/docs/ui/create-vs-edit-form.mdx (via @objectstack/spec)
  • content/docs/ui/dashboards.mdx (via @objectstack/spec)
  • content/docs/ui/forms.mdx (via @objectstack/spec)
  • content/docs/ui/index.mdx (via @objectstack/spec)
  • content/docs/ui/setup-app.mdx (via @objectstack/spec)

Advisory only. To re-verify, run the docs-accuracy-audit workflow scoped to these files:
node scripts/docs-audit/affected-docs.mjs origin/main → pass the list as args.docs.

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[spec/cli] 对象 enable.files/trackHistory/activities/feeds 为 dead property:schema 接受、liveness 仅告警不拦

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