fix(reset): record captured old_id in spec, exit on signals, and reject unknown spec agents (#78)

.agents/skills/multi-agent-mux-reset/scripts/reset.sh

@@ -104,7 +104,15 @@ esac
 _release_reset_lock() {
   mam_release_loop_lock "$MARKER" || true
 }
-trap _release_reset_lock EXIT INT TERM HUP
+_on_reset_signal() {
+  local sig_rc="$1"
+  _release_reset_lock
+  exit "$sig_rc"
+}
+trap _release_reset_lock EXIT
+trap '_on_reset_signal 130' INT
+trap '_on_reset_signal 143' TERM
+trap '_on_reset_signal 129' HUP
 mam_update_admit_release
 
 STATE_JSON=""
@@ -199,6 +207,12 @@ for target_name in ${ENTRY_NAMES[@]+"${ENTRY_NAMES[@]}"}; do
         FAILED_SPEC="$R_NAME:stop:1"
         break
       fi
+      if [ -z "$R_OLD_ID" ]; then
+        MAM_STATE_JSON="$STATE_JSON" "$PY" -m lib_py.reset record-id --workspace "$WS" --session "$R_NAME" || {
+          FAILED_SPEC="$R_NAME:stop:1"
+          break
+        }
+      fi
       entry_line="$(MAM_STATE_JSON="$STATE_JSON" "$PY" -m lib_py.reset entries --workspace "$WS" --session "$R_NAME")" || {
         FAILED_SPEC="$R_NAME:stop:1"
         break