docs(effort): BDR-107 id, CHANGELOG entry, spec corrected for the rulings (vendored pins, exclusions, pairing rule)

lib/effort-shift.md

@@ -1,4 +1,4 @@
-# Effort shift — phase-level reasoning effort on the main loop (BDR-NEXT)
+# Effort shift — phase-level reasoning effort on the main loop (BDR-107)
 
 Shared include, companion of `lib/model-gate.md`: the gate fixes WHICH model
 reflects, this include fixes HOW HARD each phase thinks. The rungs are the

lib/model-gate.md

@@ -46,6 +46,6 @@ the main loop's behalf (skill-runners), otherwise its complexity tier
 (opus = dispatched judgment, sonnet = execution/collection, haiku = short
 mechanical probes).
 
-Effort is the second axis of the same table (BDR-NEXT): every typed agent
+Effort is the second axis of the same table (BDR-107): every typed agent
 carries an `effort:` pin next to `model:`, and the main loop shifts per phase
 through `lib/effort-shift.md`. Nothing dispatched inherits either axis.

lib/tests/effort-routing.test.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# lib/tests/effort-routing.test.sh — census: effort tiering (BDR-NEXT)
+# lib/tests/effort-routing.test.sh — census: effort tiering (BDR-107)
 # agent pins, skill entry levels, shifter skills, orchestrator wiring, settings.
 # shellcheck disable=SC2015  # A && ok || ko is deliberate here: ok/ko never fail, so C never masks a true A
 set -u