fix: Recovery-Rettungsweg härten (Watchdog-Cap, Konsole, Softap-Bit, Scan-Retry)

src/net/nl_wifi_w600.c

@@ -345,6 +345,13 @@ bool nl_wifi_join_blocking(const char *ssid, const char *pass, uint32_t timeout_
 {
     uint32_t waited = 0;
 
+    /* C2: if a stale SDK softap bit from a previous onboarding/fallback boot is still set
+     * in TLS_PARAM_ID_WPROTOCOL, sys_net_status_changed() (sdk/Platform/Sys/tls_sys.c)
+     * recreates the SDK's own default-params softap the moment this join reaches
+     * NETIF_IP_NET_UP - exactly the "lamp stuck in onboarding" case recovery exists for.
+     * Clear it once, up front, same as nl_wifi_start() does. */
+    clear_softap_param();
+
     s_recovery_join_done = false;
     s_recovery_join_ok = false;
     tls_netif_add_status_event(recovery_join_event);