Publishing to a single-file is only supported for executable applications.

Process completed with exit code 1.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Possible null reference argument for parameter 'data' in 'Task IPrintService.PrintZPL(string zplString, string printerIpAddress, int port, Dictionary<string, string> data, string delimiter)'.

Non-nullable property 'PrintRequests' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Possible null reference argument for parameter 'data' in 'Task IPrintService.PrintZPL(string zplString, string printerIpAddress, int port, Dictionary<string, string> data, string delimiter)'.

Non-nullable property 'ZPL' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'IpAddress' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Delimiter' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Dereference of a possibly null reference.