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aliciapaz / fidelity_testing.md
Created September 2, 2026 21:14
Fidelity testing

Fidelity testing: will a cold agent survive your Rails app?

Companion notes for our Rails World 2026 talk. The short version: an agent with zero context, dropped into your repo and asked to build a real screen, is the cheapest audit your design system will ever get. Whatever it gets wrong is a gap in your system, not a failure of the agent.

The recipe, about ten minutes




  


  





    


          
    

      

        
        

          

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                / setup-ai-harness.md
            
            

              Last active
              May 14, 2026 02:31
            

              
                Telos AI Harness Setup Instructions - agent-executable guide for adding rubocop-harness, tech-debt-collector, and agent_e2e to a Rails project
              
          

        

      

        


      

      

    
Setup Telos AI Harness




Usage: Tell your AI coding agent: "Follow the instructions in this file to add the AI harness to this project."


This guide assumes the target project is a Rails application with Ruby >= 3.1 and Rails >= 7.0.






Overview