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SkillsMP has collected 28 skills from Hankanman/claude-config. Open a skill to review its source and details.
Showing 28 of 28 collected skills.
Fix TypeScript type inference loss when dynamically constructing Zod object schemas. Use when: (1) `z.infer<typeof schema>` produces `Record<string, unknown>` instead of typed fields, (2) Building a schema factory that constructs `z.object()` from dynamic…
Access the Home Assistant REST API using environment variables HA_URL and HA_TOKEN exported in ~/.zshrc. Use when: (1) need to query Home Assistant entity states, (2) need to call HA services programmatically, (3) need to debug or inspect HA integration…
Fix Better Auth performance anti-pattern: manual db.$setAuth() vs. reusing cached client. Use when: (1) Server actions or components create new auth contexts with db.$setAuth(), (2) Functions accept User parameter just to create auth context, (3) Dashboard or…
Fix for "An error occurred in the Server Components render" in Next.js production builds when using ZenStack ORM with Better Auth. Use when: (1) Generic Server Components error in production with no stack trace, (2) Works in dev but fails in production, (3)…
Fix timezone drift when using JavaScript Date methods with UTC-stored times. Use when: (1) Times shift by user's timezone offset (e.g., 09:00 UTC becomes 10:00 in BST browsers), (2) Database stores times in UTC but display shows wrong hours, (3) Inconsistent…
Refactor Next.js + Better Auth authentication to minimal API with discriminated unions. Use when: (1) Too many auth helper functions causing maintenance burden, (2) Want perfect type safety without optional chaining, (3) Need to optimize auth performance with…
Fix TypeScript errors when integrating react-big-calendar drag-and-drop addon in Next.js/React projects. Use when: (1) Getting "Module has no exported member 'EventInteractionArgs'" error, (2) EventWrapperProps type missing 'children' property causing type…
Integrate react-big-calendar with Next.js 16 App Router and shadcn/ui. Use when: (1) Need to add a visual calendar to Next.js app, (2) Want calendar that works with server/client component split, (3) Need to integrate with shadcn/ui theming, (4) Building…
Properly render both recurring and one-off events in react-big-calendar with date constraints. Use when: (1) One-off events appear every week instead of just their specific date, (2) Recurring events don't respect effectiveFrom/effectiveUntil date ranges, (3)…
Fix validation errors "Start time must be before end time" when seeding time-based data with timezone conversion. Use when: (1) Database seeding fails with time ordering validation errors despite correct local times, (2) Timezone conversion causes day-of-week…
Fix ZenStack access control bug where cascading check(relation, 'read') policies allow unauthorized data access. Use when: (1) Users can see other users' private data they shouldn't access, (2) Access control works at User/Profile level but fails for related…
Fix TypeScript type errors when passing ZenStack query results to components expecting Zod schema types. Use when: (1) Getting "Type 'null' is not assignable to type 'undefined'" errors, (2) Database query results don't match component prop types, (3)…
Fix buttons unintentionally submitting forms due to HTML's default type="submit" behavior. Use when: (1) Dismiss/cancel/close buttons trigger form submissions, (2) Modal/dialog buttons cause unexpected form submits, (3) Dropdown/toggle buttons submit parent…
Fix Sentry integration issues in Next.js 16 with Turbopack. Use when: (1) Getting "Route used Math.random() before accessing uncached data" errors after adding Sentry, (2) Deprecation warnings about disableLogger/automaticVercelMonitors, (3) TypeScript errors…
Fix React duplicate detection race conditions using useRef for synchronous checks. Use when: (1) Rapid successive function calls bypass duplicate/spam detection despite state-based checking logic, (2) Rate limiting or cooldown logic fails when triggered…
Fix TypeScript type errors in next-intl when translation keys don't match across locale files. Use when: (1) Getting "Types of property are incompatible" errors in i18n helper files, (2) Adding new translation sections and getting type errors, (3) Property…
Fix Next.js 16 build errors in "use server" files. Use when: (1) Build error "A 'use server' file can only export async functions, found object", (2) Need to export constants/enums from server action files, (3) Want to use next/headers without forcing entire…
Fix Next.js 16 build error "A 'use server' file can only export async functions, found object". Use when: (1) Build fails with this exact error message, (2) You have constants, enums, or type exports in files with "use server" directive, (3) Exporting…
Fix session invalidation detection in Next.js 16 App Router with Better Auth. Use when: (1) Signed-out header but protected content still visible after sign-out, (2) Session changes not detected until page interaction/reload, (3) E2E tests fail with "should…
Fix React user preferences not persisting after page reload when loaded from database. Use when: (1) Settings load into state but don't appear in UI after reload, (2) User preferences exist in database but UI shows defaults, (3) Accessibility settings or…
Fix Vitest "PromiseRejectionHandledWarning" and flaky tests when testing retry logic with exponential backoff. Use when: (1) Testing setTimeout-based retry mechanisms with promises, (2) Getting unhandled promise rejection warnings with vi.useFakeTimers(), (3)…
Fix TypeScript circular reference errors when passing ZenStack authenticated database client as function parameter. Use when: (1) TypeScript error "TS2502: 'db' is referenced directly or indirectly in its own type annotation", (2) Utility functions need to…
Fix "INVALID_KEY: Namespace keys can not contain the character '.'" error in next-intl. Use when: (1) Getting INVALID_KEY error with dots in translation keys, (2) Migrating from flat key structure to next-intl, (3) Keys like "email.notification.booking"…
Fix Next.js 16 build errors "Module not found: Can't resolve 'dns', 'fs', 'net', 'tls'" when client components import constants from files that transitively import Node.js modules. Use when: (1) Build fails with Node.js module resolution errors in client…
Fix broken locale routing in Next.js apps using next-intl. Use when: (1) Links navigate without locale prefix (e.g., /dashboard instead of /en/dashboard), (2) Language preference lost on navigation, (3) 404 errors due to missing locale in URL, (4) Setting up…
Fix for user preference rate limiting bypass vulnerability. Use when: (1) Users can reset rate limits by toggling preference settings, (2) Cooldown tracking uses preference.updatedAt field, (3) Email/notification spam prevention fails after preference…
Mock Prisma/ZenStack queries when code uses both findFirst and findUnique on the same model. Use when: (1) Tests fail with "Cannot read property of undefined", (2) Code queries same model with different methods (findFirst for search, findUnique for exact…
Discover actual ZenStack/Prisma relation field names when type errors occur. Use when: (1) TypeScript errors like "Property 'verificationRecord' does not exist" on model instances, (2) Runtime errors accessing relations, (3) Implementing new features that…