monitoring: wallet-cli version in e2e

scripts/taler-monitoring/check_e2e.sh

@@ -317,7 +317,41 @@ WALLET_CLI=$(find_wallet_cli) || {
   blocker "prereq" "taler-wallet-cli not found (set WALLET_CLI=)"
   exit 1
 }
-ok "wallet-cli ($WALLET_CLI)"
+# Implementation version (--version) + wallet-core API ranges (version command)
+WALLET_IMPL_VER=$(
+  node "$WALLET_CLI" --version 2>/dev/null | head -1 | tr -d '\r' || true
+)
+WALLET_CORE_VER=$(
+  _wver_db=$(mktemp "${TMPDIR:-/tmp}/wver.XXXXXX.sqlite3" 2>/dev/null || echo "${TMPDIR:-/tmp}/wver-$$.sqlite3")
+  node "$WALLET_CLI" --wallet-db="$_wver_db" --no-throttle --skip-defaults version 2>/dev/null \
+    | python3 -c '
+import json,re,sys
+raw=sys.stdin.read()
+d=None
+for m in re.finditer(r"\{", raw):
+  try:
+    d=json.loads(raw[m.start():])
+    if isinstance(d, dict) and "version" in d:
+      break
+  except Exception:
+    d=None
+if not isinstance(d, dict):
+  sys.exit(0)
+parts=[]
+# wallet-core libversion + protocol ranges used against exchange/merchant/bank
+for k in ("version","implementationSemver","exchange","merchant","bank","bankIntegrationApiRange","corebankApiRange"):
+  if k in d and d[k] is not None:
+    parts.append("%s=%s" % (k, d[k]))
+print(" ".join(parts))
+' 2>/dev/null || true
+  rm -f "$_wver_db" "$_wver_db"-* 2>/dev/null || true
+)
+ok "wallet-cli" "${WALLET_IMPL_VER:-?} · ${WALLET_CLI}"
+if [ -n "${WALLET_CORE_VER:-}" ]; then
+  info "wallet-core" "$WALLET_CORE_VER"
+else
+  info "wallet-core" "version details unavailable (impl ${WALLET_IMPL_VER:-?})"
+fi
 info "e2e mode" "$([ "$E2E_REMOTE" = "1" ] && echo "remote/public domain (no SSH)" || echo "local koopa stack")"
 info "currency" "$CUR"
 info "ATM withdraw ladder" "$WITHDRAW_LIST  (credit $CREDIT_AMT)"