CLI: Add Unicode support on Windows (#8618)

src/cli/CMakeLists.txt

@@ -65,6 +65,9 @@ install(TARGETS keepassxc-cli
         RUNTIME DESTINATION ${CLI_INSTALL_DIR} COMPONENT Runtime)
 
 if(WIN32)
+    target_sources(keepassxc-cli
+        PRIVATE keepassxc-cli.exe.manifest)
+
 #    install(CODE "include(BundleUtilities)
 #                  fixup_bundle(\"\${CMAKE_INSTALL_PREFIX}/keepassxc-cli.exe\" \"\" \"\")"
 #            COMPONENT Runtime)

src/cli/Utils.cpp

@@ -63,6 +63,13 @@ namespace Utils
         fd->open(fopen("/dev/null", "w"), QIODevice::WriteOnly);
 #endif
         DEVNULL.setDevice(fd);
+
+#ifdef Q_OS_WIN
+        // On Windows, we ask via keepassxc-cli.exe.manifest to use UTF-8,
+        // but the console code-page isn't automatically changed to match.
+        SetConsoleCP(GetACP());
+        SetConsoleOutputCP(GetACP());
+#endif
     }
 
     void setStdinEcho(bool enable = true)

src/cli/keepassxc-cli.exe.manifest

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+	<application>
+		<windowsSettings>
+			<activeCodePage xmlns="http://schemas.microsoft.com/SMI/2019/WindowsSettings">UTF-8</activeCodePage>
+		</windowsSettings>
+	</application>
+</assembly>