Step-by-step checklist for writing ownership enforcement (Forbid/403) tests on API controllers and Web MVC controllers that gate on CreatedByEntraOid
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Cross-platform path handling and command patterns
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Register shared claims transformation and hierarchical role policies in the API without breaking existing scope enforcement.
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Place reusable auth components in the shared layer without breaking ASP.NET Core consumers or tests.
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Update tests when changing APIs — no exceptions
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Suggest relevant GitHub Copilot Custom Agents files from the awesome-copilot repository based on current repository context and chat history, avoiding duplicates with existing custom agents in this repository, and identifying outdated agents that need updates.
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Resolve collector ownership from persisted source records and fail closed on missing owner OIDs.
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Suggest relevant GitHub Copilot skills from the awesome-copilot repository based on current repository context and chat history, avoiding duplicates with existing skills in this repository, and identifying outdated skills that need updates.
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How to update Moq mock setups when a manager method gains new parameters — prevents silent overload mismatch bugs that cause MockException or wrong test results
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Use a single seed-script owner OID variable when bootstrap data must satisfy owner-aware logic on fresh databases.
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Verify ASP.NET Web services build the right IDownstreamApi route and payload without standing up HTTP
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Safely push recovered issue-scoped fixes onto an existing PR branch without disturbing a dirty local workspace.
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Migrate API controller scope checks to framework-enforced authorization policies while preserving ownership checks.
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Suggest relevant GitHub Copilot instruction files from the awesome-copilot repository based on current repository context and chat history, avoiding duplicates with existing instructions in this repository, and identifying outdated instructions that need updates.
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Implement a common social media publisher contract without breaking existing platform managers
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Warn once per function run when optional URL configuration is missing, while keeping a safe fallback path.
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Safely manage multiple GitHub identities (EMU + personal) in agent workflows
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How to coordinate with squads on different machines using git as transport
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Coordinating work across multiple Squad instances
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Platform detection and adaptive spawning for CLI vs VS Code vs other surfaces
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Manage NuGet packages in .NET projects/solutions. Use this skill when adding, removing, or updating NuGet package versions. It enforces using `dotnet` CLI for package management and provides strict procedures for direct file edits only when updating versions.
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Shifts Layer 3 model selection to cost-optimized alternatives when economy mode is active.
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How to write comprehensive architectural proposals that drive alignment before code is written
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Expert .NET 10 Full-Stack Developer skill. Use this when implementing new features, vertical slices, or modifying existing logic in the JJGNET Broadcasting application. It covers Domain, Data (EF Core), Managers, Api, and Web.
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