feedback3 WF: 联防 fights with the bond layers the helpers' own combat reached (the strip's count, capped like the settlement), no longer the round-start layers; the settlement still adds those gains once (PRTS 联防阶段 以其阵地当前的状态, community report #24)

docs/research/01-core-rules.md

@@ -227,6 +227,7 @@ Each player fights their own copy of the round level independently. There is no
 - **Setup:** 1–2 players who *did* clear perfectly field their board as-is. They face the **union of all enemies the other players leaked**, using the escaped-battle template `level_act1autochess_escaped_multi` (char limit 20).
 - **Rules:**
   - Bond stacking is disabled ("该阶段不能叠加层数").
+  - The helpers fight "以其阵地当前的状态" (PRTS 帮助): the remake reads that as including the layers their own combat reached that round (the count the strip shows) [ASSUMED]; the settlement adds those gains once.
   - Bounty kills here pay the killer.
   - Only perfect-clear teammates can defend (tip).
   - Community: in 下半 the result shown is the *defended* player's view.