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08 · Device pages (editable) + global consistency08 · 设备页（可修改）+ 全局一致性

US-14 · US-20 · §4.8 CR-01~11 · SC-15

Device-page Save and assistant Apply use the same write API (CR-09). After any write, every place showing that data must match – screens E–G show the same EV plan on Home, Dispatch and in an older chat. 设备页的 Save 和助手的 Apply 走同一个写接口（CR-09）。任何一次写入之后，所有展示这项数据的地方都必须一致。E–G 三屏展示同一个 EV 计划在首页、调度页和旧会话里的样子。

21:00📶 🔋

EV Charger

🚗 Wallbox · 11 kW

Plugged in
Car SOC
35%
Power now
0.0 kW
Charged today
0.0 kWh

Plan

AI · 20:21
90%
07:00
15-minute steps
Charge window
02:00–05:30
Cost
€4.62Estimated
A · EV page – viewA · EV 页 – 查看 Source label: Default / AI / Manual + time (CR-10). 来源标签：Default / AI / Manual，并显示时间（CR-10）。
US-14
21:02📶 🔋

EV Charger

Plan

Unsaved changes
80%
06:30

Window and cost are recalculated by the server on Save (preview).点 Save 后由服务端重新计算充电时段和费用（预览）。

B · Save → server preview → confirmB · Save → 服务端预览 → 确认 Preview fails → no sheet, "Couldn't load preview – Retry". Leaving with unsaved edits → "Discard changes?". 预览失败时不弹确认框，提示 "Couldn't load preview – Retry"。有未保存的修改时离开页面，提示 "Discard changes?"。
CR-09CR-11
21:05📶 🔋

Heat Pump

♨️ Air-to-water · 3 kW

Standby
Indoor
19.2 °C
Outdoor
4 °C
Used today
6.4 kWh

Plan

AI · 20:24
21.0 °C
16–24 °C · 0.5 steps
Pre-heat
04:00–07:00
Peak setback
−1.0 K (set in assistant)
C · Heat pump page + save failedC · 热泵页 + 保存失败 Only target temperature editable here (setback via assistant). Failure leaves every page unchanged (CR-08). 这里只能改目标温度（高峰降温在助手里设置）。保存失败时，所有页面都保持不变（CR-08）。
VAL-06
21:06📶 🔋

Musterweg 12

Plan in effect

Manual · 21:03
EV target
80% by 06:30
EV charge window
02:00–04:45
Heat pump pre-heat
04:00–07:00 · 21.0 °C
Savings tomorrow
€3.92Estimated

Smart Energy Dispatch

Tue, 5 Nov
EV 02:00–04:45

Home, Dispatch, EV page, Stats (today onward) and AI answers refresh within 3 s via planApplied; Explain more no longer sends fromCache.首页、调度页、EV 页、统计（今日起）和 AI 回答会通过 planApplied 在 3 秒内刷新；Explain more 不再带 fromCache。

D · Same values on Home + DispatchD · 首页与调度页数值一致 After Save at 21:03: 80% / 06:30 / 02:00–04:45 everywhere. History data untouched (CR-03). 21:03 Save 之后，各处都显示 80% / 06:30 / 02:00–04:45。历史数据不改动（CR-03）。
CR-04CR-05SC-15
21:07📶 🔋

Smart Assistant

🚗 EV charging plan · 90%

Outdated – ask again

Replaced by a manual change at 21:03.

What's my car's target SOC?
Your target is 80% by 06:30 – you changed it on the EV page at 21:03. Charging is planned for 02:00–04:45.
AI-generated
E · Older card outdated + AI knows the new valueE · 旧卡片作废 + AI 知道新值 Device-page Save outdates matching cards in all chats (CR-06/10); AI reads latest data (CR-07). 设备页 Save 后，所有会话里同一设备的旧卡片都会作废（CR-06/10）；AI 读取最新数据（CR-07）。
CR-06CR-07CR-10