Update and display last seen for systems

app/Classes/Node.php

@@ -159,8 +159,11 @@ class Node
 			// If we have challenge, then we are doing MD5
 			$exp_pwd = $challenge ? $this->md5_challenge($o->session('sespass'),$challenge) : $o->session('sespass');
 
-			if ($exp_pwd === $password)
+			if ($exp_pwd === $password) {
+				$o->system->last_session = Carbon::now();
+				$o->system->save();
 				$this->ftns_authed->push($o);
+			}
 		}
 
 		Log::debug(sprintf('%s: = End [%d]',__METHOD__,$this->ftns_authed->count()));
@@ -227,7 +230,11 @@ class Node
 		$ftn = $this->ftns_authed->first()->ftn;
 
 		return $this->ftns->search(function($item) use ($ftn) {
-			return $item->ftn == $ftn;
+			if ($item->ftn == $ftn) {
+				$item->system->last_session = Carbon::now();
+				$item->system->save();
+				return TRUE;
+			}
 		}) !== FALSE;
 	}
 

app/Classes/Protocol/Binkp.php

@@ -1027,6 +1027,8 @@ final class Binkp extends BaseProtocol
 	}
 
 	/**
+	 * Remote accepted our password
+	 *
 	 * @throws Exception
 	 */
 	private function M_ok(string $buf): int

app/Models/System.php

@@ -12,6 +12,8 @@ class System extends Model
 {
 	use HasFactory,ScopeActive;
 
+	protected $dates = ['last_session'];
+
 	/* RELATIONS */
 
 	public function addresses()