feat(apk): coche sur la facon d'ouvrir en place + journal du mode detecte

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

mainApk.pas

@@ -3099,6 +3099,7 @@ end;
 procedure TForm8.PushUnlockMode;
 var
   LMode: string;
+  LCan: Boolean;
 begin
   if VaultNeedsPin then
   begin
@@ -3111,8 +3112,11 @@ begin
     LMode := 'device'
   else
     LMode := 'none';
+  LCan := BiometricAvailable;
+  Log(Format('Unlock mode: %s, screen lock usable: %s %s',
+    [LMode, BoolToStr(LCan, True), LastBiometricError]));
   WebCall(Format('PM.setUnlockMode("%s", %s, %s)',
-    [LMode, LowerCase(BoolToStr(BiometricAvailable, True)),
+    [LMode, LowerCase(BoolToStr(LCan, True)),
      LowerCase(BoolToStr(HasLocalContainer, True))]));
 end;