# Summary ## Changes - Describe the changes here ## Screenshots / recordings (optional) ## How to test - [ ] `dotnet build src/EchoHub.slnx` - [ ] `dotnet test src/EchoHub.slnx` ## Checklist - [ ] I ran tests locally (or explained why not) - [ ] I kept changes focused and easy to review - [ ] I updated docs where needed (README/docs) - [ ] I verified no secrets/keys are committed - [ ] If this touches files/uploads/auth, I considered security implications ## Related issues - Closes #