test: 补充 dde-launchpad 单元测试 - #800

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/setup-go@v3. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Include file: <QTest> not found. Please note: Cppcheck does not need standard library headers to get proper results.

There is an unknown macro here somewhere. Configuration is required. If slots is a macro then please configure it.

Include file: "categoryutilstest.moc" not found.

Include file: <QLoggingCategory> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <QTest> not found. Please note: Cppcheck does not need standard library headers to get proper results.

There is an unknown macro here somewhere. Configuration is required. If slots is a macro then please configure it.

Include file: "blurhashtest.moc" not found.

Include file: <vector> not found. Please note: Cppcheck does not need standard library headers to get proper results.

Include file: <QLoggingCategory> not found. Please note: Cppcheck does not need standard library headers to get proper results.