Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-dotnet@v3, peaceiris/actions-gh-pages@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Possible null reference return.

Possible null reference argument for parameter 'weather' in 'string WeatherExtensions.ToWeather(string weather)'.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Possible null reference argument for parameter 's' in 'DateTime DateTime.ParseExact(string s, string format, IFormatProvider? provider)'.

Possible null reference argument for parameter 's' in 'DateTime DateTime.ParseExact(string s, string format, IFormatProvider? provider)'.

Possible null reference return.

Converting null literal or possible null value to non-nullable type.

Possible null reference return.