Merge remote-tracking branch 'origin/orchestra/06G4V20T528ZTER7KZBVGNAYXC' into integrate

# Conflicts:
#	TASK.md
#	scripts/orchestra_e2e_healthcheck.sh
#	scripts/test_healthcheck.sh

scripts/orchestra_e2e_healthcheck.sh

@@ -13,19 +13,29 @@ emit() {
   [ "$format" = none ] || printf "$@"
 }
 
+# now_us: current time in microseconds. Strips any locale decimal separator.
+now_us() { printf '%s' "${EPOCHREALTIME//[!0-9]/}"; }
+
+# elapsed_ms <start-us>: whole milliseconds since <start-us>.
+elapsed_ms() { printf '%s' "$(( ($(now_us) - $1) / 1000 ))"; }
+
 main() {
+  local start_us
+  start_us=$(now_us)
   local quiet=
   local json=
   local summary=
   local -a results=()
+  local timing=
   for arg in "$@"; do
     if [ "$arg" = --help ]; then
-      emit text 'Usage: %s [--quiet] [--json] [--summary] [--list-checks]\n\n' "${0##*/}"
+      emit text 'Usage: %s [--quiet] [--json] [--summary] [--timing] [--list-checks]\n\n' "${0##*/}"
       emit text 'Healthcheck script for Orchestra E2E tests.\n'
       emit text 'Exits 0 with a success message if all checks pass.\n'
       emit text '  --quiet  Suppress the success message; still exits 0.\n'
       emit text '  --list-checks  Print the name of each check; exits 0.\n'
       emit text '  --summary  Print one line per check before the success message.\n'
+      emit text '  --timing Print elapsed milliseconds for each check.\n'
       emit text 'Version: %s\n' "$VERSION"
       exit 0
     elif [ "$arg" = --list-checks ]; then
@@ -39,6 +49,8 @@ main() {
       json=1
     elif [ "$arg" = --summary ]; then
       summary=1
+    elif [ "$arg" = --timing ]; then
+      timing=1
     fi
   done
 
@@ -48,8 +60,20 @@ main() {
   [ -n "$quiet" ] && format=none
   [ -n "$json" ] && format=json
 
+  local -a TIMINGS=()
+  TIMINGS+=("healthchecks=$(elapsed_ms "$start_us")")
+
   if [ "$format" = json ]; then
-    emit "$format" '{"status":"ok","checks":%d}\n' "${#CHECKS[@]}"
+    local timings=
+    if [ -n "$timing" ]; then
+      local sep=
+      for t in "${TIMINGS[@]}"; do
+        timings+="$sep\"${t%%=*}\":${t#*=}"
+        sep=,
+      done
+      timings=",\"timings\":{$timings}"
+    fi
+    emit "$format" '{"status":"ok","checks":%d%s}\n' "${#CHECKS[@]}" "$timings"
     exit 0
   fi
 
@@ -59,6 +83,12 @@ main() {
     done
   fi
 
+  if [ -n "$timing" ]; then
+    for t in "${TIMINGS[@]}"; do
+      emit "$format" '%s: %sms\n' "${t%%=*}" "${t#*=}"
+    done
+  fi
+
   emit "$format" '%s\n' "$SUCCESS_MESSAGE"
   exit 0
 }