Verify direct deployment after a failed Qt deployment tool

tools/chatgui/build.sh

@@ -97,12 +97,11 @@ done
     done
     if [ -x "$WINDEPLOYQT" ]; then
         log "  Running $WINDEPLOYQT..."
-        "$WINDEPLOYQT" --no-translations --no-compiler-runtime "$BUILD_DIR/vibechat.exe" 2>&1 | tee -a "$LOG_FILE"
-        RC=${PIPESTATUS[0]}
-        if [ $RC -eq 0 ]; then
+        if "$WINDEPLOYQT" --no-translations --no-compiler-runtime "$BUILD_DIR/vibechat.exe" 2>&1 | tee -a "$LOG_FILE"; then
             log "  OK: windeployqt completed"
         else
-            log "  WARN: windeployqt failed (exit $RC)"
+            RC=${PIPESTATUS[0]}
+            log "  WARN: windeployqt failed (exit $RC); verifying direct DLL deployment"
         fi
     else
         log "  WARN: matching $QT_PACKAGE windeployqt not found; copying dependencies directly"

tools/chatgui/tests/test_runtime_deploy.sh

@@ -68,6 +68,16 @@ rm "$case_dir/build/libpng.dll" "$case_dir/build/plugin-helper.dll"
 run_case 6; assert_file "$case_dir/build/libpng.dll"; assert_file "$case_dir/build/plugin-helper.dll"
 echo 'PASS: Qt6, Windows system DLLs, matching platform/JPEG plugins and repeated dependency checks'
 
+# Сбой подходящего инструмента не должен обходить обязательную проверку ручного комплекта.
+cat > "$prefix/bin/windeployqt6.exe" <<'SH'
+#!/bin/bash
+if [ "$1" = --version ]; then echo 'windeployqt 6.10.0'; else exit 12; fi
+SH
+chmod +x "$prefix/bin/windeployqt6.exe"
+run_case 6
+rg -q 'windeployqt failed \(exit 12\)' "$case_dir/output.log"
+echo 'PASS: failed matching deploy tool falls back to verified direct deployment'
+
 # Нет подходящего deploy tool: копирование DLL/плагинов всё равно должно работать.
 rm "$prefix/bin/windeployqt6.exe"
 cat > "$prefix/bin/windeployqt.exe" <<'SH'