How to Fix Salesforce CLI NPM Installation Errors
Fix Salesforce CLI npm install errors: EACCES, sf command not found, PowerShell execution policy, sfdx-cli conflicts and network errors.
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Salesforce engineering notes
Salesforce engineering, written up from the work
I write up the Apex, Lightning Web Components, integration and Salesforce CLI problems I meet on client projects, with the sources, for the next person who hits them.
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Contract work
Working through something like this on your own org?
I take on contract work: scoped Apex, Lightning Web Components, integration and deployment-pipeline deliverables, written by me and shipped with tests and documentation. If one of the articles above is close to your problem, the services page says how an engagement runs.