docs(hardware): install-tested hall of fame (#85)

HARDWARE.md §9 lists T14s Gen 4 + Latitude 5410/5310 with DMI/profile
notes and a "send your DMI line" PR invite. Split dock life #84 into
#86 clamshell + #87 dock audio (stable new IDs).

Verified: V0 (docs/backlog only).

agent/BACKLOG.md

@@ -55,18 +55,16 @@ runtime-computed `resume_offset` into the boot cmdline, and the dev box runs
 exactly this layout (`/proc/cmdline` verified) but isn't Nomarchy. Steps in
 HARDWARE-QUEUE. Close #76 on PASS.
 
-### 84. Dock life polish (`VISION § C`) `[big]`
-Split before starting: (a) clamshell — lid closed with external monitor
-connected must not suspend (logind lidSwitchDocked/ExternalPower audit +
-display-profile interplay), wake behaves; (b) default audio sink follows
-dock/undock (dock sink on plug, internal on unplug — WirePlumber policy
-or a udev hook). Display profiles + auto-switch already exist; this is
-the remaining edge-case pass.
+### 86. Clamshell dock: lid + external monitor (`VISION § C`)
+Lid closed with external monitor connected must not suspend
+(`logind` `lidSwitchDocked` / `ExternalPower` audit + display-profile
+interplay); wake behaves. Display profiles + auto-switch already exist —
+this is the lid/suspend edge case. VM where possible; residual V3 on
+real dock hardware.
 
-### 85. Hardware hall of fame (`VISION § F`)
-A HARDWARE.md "install-tested machines" table (model, DMI, profile,
-date, notes) seeded from the Latitude/dev-box sessions + a short "send
-your DMI line" PR invite. Docs-only.
+### 87. Dock audio sink follows plug/unplug (`VISION § C`)
+Default audio sink: dock sink on plug, internal on unplug (WirePlumber
+policy or udev hook). Complements #86; can ship independently.
 
 ## LATER
 
@@ -120,8 +118,8 @@ high-ROI, etc.) live in the journal + ROADMAP — not here.*
   2026-07-10). Keep #59 commented install guidance; no
   `nomarchy.hardware.nvidia.*` until a hybrid maintainer + queue.
 
-_(#80–#83 shipped 2026-07-11. Remaining promoted: dock life `[big]`,
-  hall of fame → **NEXT #84–#85**. Split #84 before starting.)_
+_(#80–#83 + #85 shipped 2026-07-11. #84 split → **NEXT #86–#87** dock
+  clamshell + dock audio.)_
 
 ### v1.0 pointer
 

agent/JOURNAL.md

@@ -19,6 +19,15 @@ Template:
 
 ---
 
+## 2026-07-11 — #85 hardware hall of fame + split #84
+- **Task:** NEXT #85 docs hall of fame; #84 was `[big]` → split.
+- **Did:** HARDWARE.md §9 install-tested table (T14s Gen 4 AMD, Latitude
+  5410/5310) + DMI PR invite; renumbered following sections. #84 → #86
+  clamshell + #87 dock audio. VISION/ROADMAP; closed #85.
+- **Verified:** V0 (docs only).
+- **Pending:** —
+- **Next suggestion:** #86 clamshell or #87 dock audio (both product).
+
 ## 2026-07-11 — #83 doctor first-boot pre-activate flag
 - **Task:** NEXT #83 — doctor points at failed installer HM pre-activate.
 - **Did:** doctor row: if `/var/log/nomarchy-hm-preactivate.log` is present