Topic: error-handling
37 skills in this topic.
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dogfood
Systematically explore and test a web application to find bugs, UX issues, and other problems. Use when asked to "dogfood", "QA", "exploratory test", "find issues", "bug hunt", "test this app/site/platform", or review the quality of a web application. Produces a structured report with full reproduction evidence -- step-by-step screenshots, repro videos, and detailed repro steps for every issue -- so findings can be handed directly to the responsible teams.
exceptionless/Exceptionless 2,455
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dotnet-cli
Use this skill when running .NET CLI commands — building, testing, restoring packages, formatting code, or running projects. Covers dotnet build, test, restore, format, run, and NuGet package management. Apply when troubleshooting build errors, running the backend, or executing any dotnet command-line operation.
exceptionless/Exceptionless 2,455
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dotnet-conventions
Use this skill when writing or reviewing C# code to follow project conventions. Covers naming standards, async patterns, CancellationToken usage, structured logging, nullable reference types, and formatting rules. Apply when authoring new C# classes, reviewing code style, or ensuring consistency with existing patterns.
exceptionless/Exceptionless 2,455
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e2e-testing
Use this skill when writing or running end-to-end browser tests with Playwright. Covers Page Object Model patterns, selector strategies (data-testid, getByRole, getByLabel), fixtures, and accessibility audits with axe-playwright. Apply when adding E2E test coverage, debugging flaky tests, or testing user flows through the browser.
exceptionless/Exceptionless 2,455
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foundatio
Use this skill when working with Foundatio infrastructure abstractions — caching, queuing, messaging, file storage, locking, or background jobs. Apply when using ICacheClient, IQueue, IMessageBus, IFileStorage, ILockProvider, or IJob, or when implementing retry/resilience patterns. Covers both in-memory and production (Redis, Elasticsearch) implementations.
exceptionless/Exceptionless 2,455
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foundatio-repositories
Use this skill when querying, counting, patching, or paginating data through Foundatio.Repositories Elasticsearch abstractions. Covers filter expressions, aggregation queries, partial and script patches, and search-after pagination. Apply when working with any repository method — never use raw IElasticClient directly.
exceptionless/Exceptionless 2,455
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frontend-architecture
Use this skill when working on the Svelte SPA's project structure — adding routes, creating feature slices, organizing shared components, or understanding the ClientApp directory layout. Covers route groups, $lib conventions, barrel exports, API client organization, and vertical slice architecture. Apply when deciding where to place new files or components.
exceptionless/Exceptionless 2,455
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frontend-design
Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications (examples include websites, landing pages, dashboards, React components, HTML/CSS layouts, or when styling/beautifying any web UI). Generates creative, polished code and UI design that avoids generic AI aesthetics.
exceptionless/Exceptionless 2,455
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frontend-testing
Use this skill when writing or running frontend unit and component tests with Vitest and Testing Library. Covers render/screen/fireEvent patterns, vi.mock for mocking, and the AAA (Arrange-Act-Assert) test structure. Apply when adding test coverage for Svelte components, debugging test failures, or setting up test utilities.
exceptionless/Exceptionless 2,455
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releasenotes
Generate formatted changelogs from git history since the last release tag. Use when preparing release notes that categorize changes into breaking changes, features, fixes, and other sections.
exceptionless/Exceptionless 2,455
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security-principles
Use this skill when handling secrets, credentials, PII, input validation, or any security-sensitive code. Covers secrets management, secure defaults, encryption, logging safety, and common vulnerability prevention. Apply when adding authentication, configuring environment variables, reviewing code for security issues, or working with sensitive data.
exceptionless/Exceptionless 2,455
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better-result-adopt
Migrate codebase from try/catch or Promise-based error handling to better-result. Use when adopting Result types, converting thrown exceptions to typed errors, or refactoring existing error handling to railway-oriented programming.
dmmulroy/better-result 1,170
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better-result-migrate-v2
Migrate better-result TaggedError from v1 (class-based) to v2 (factory-based) API
dmmulroy/better-result 1,170