HoangNguyen0403

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Naming conventions, file structure, and coding standards for Angular projects. Use for Angular-specific naming and organization; defer language-only TypeScript naming questions.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Write Angular component tests using TestBed, ComponentHarness, and HttpTestingController with proper signal input handling. Use when writing component tests, mocking HTTP calls, or testing signal inputs.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Angular CLI usage, code generation, build configuration, and bundle optimization. Use for Angular CLI/build tasks; defer standalone webpack configuration and generic test-runner setup.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Enforce WCAG 2.2 AA compliance with semantic HTML, ARIA roles, keyboard navigation, and color contrast standards for web UIs. Use when building interactive components, adding form labels, fixing focus traps, or auditing a11y compliance.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Apply REST API conventions — HTTP semantics, status codes, versioning, pagination, and OpenAPI standards for any framework. Use when designing endpoints, choosing HTTP methods, implementing pagination, or writing OpenAPI specs.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Audit structural debt, logic leakage, and monolithic components across Web, Mobile, and Backend codebases. Use when reviewing architecture, assessing tech debt, detecting logic in wrong layers, or identifying God classes.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Standards for creating clear, audience-appropriate C4 and UML architecture diagrams with Mermaid. Use when producing system context diagrams, container views, sequence diagrams, ERDs, or updating ARCHITECTURE.md files; defer design-session deliverables to system-design-diagramming.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Cross-cutting standards for error design, response shapes, error codes, and boundary placement across API, domain, and infrastructure layers. Use when defining error hierarchies, wrapping exceptions, building standardized error responses, or placing error boundaries in layered architectures.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Apply motion design principles for mobile apps covering timing curves, transitions, gestures, and performance-conscious animations. Use when implementing screen transitions, gesture-driven interactions, shared-element animations, or optimizing animation frame rates on iOS, Android, or Flutter.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Enforce universal mobile UX principles for touch-first interfaces including touch targets, safe areas, and mobile-specific interaction patterns. Use when building mobile screens, handling touch interactions, or validating safe area compliance.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Enforce structured JSON logging, OpenTelemetry distributed tracing, and RED metrics across backend services. Use when adding request correlation, setting up tracing spans, defining SLO burn-rate alerts, or instrumenting middleware.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Dart code quality conventions: naming, const/final/var hierarchy, single quotes, trailing commas, collection idioms, tear-offs, and import organization. Use only for Dart style-focused changes or reviews; never activate for configuration-only lint setup, unrelated feature work, or widget tests.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Dart 3.x language feature standards: null safety, records, sealed classes, switch pattern matching, extensions, and async/await. Use when using !, ?., ??, late, sealed classes, record types, switch expressions, or async patterns — and before introducing any new Dart 3.x construct to confirm the modern idiomatic…

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Dart static analysis, linting, formatting, and code-generation standards. Use only for analysisoptions.yaml, buildrunner, dart format, DCM, lefthook, or analyze/format CI failures; defer Dart language, null-safety, Flutter tests, and generic CI questions.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Apply SAP HANA database standards for SQL parameterization, in-memory engine optimization, dynamic IN query chunking, column aliasing on joins, and datatype casting. Use when writing SQL for SAP HANA, optimizing HANA queries, or diagnosing HANA driver errors.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Plan additive, zero-downtime schema migrations with rollout, backfill, and rollback awareness. Use when renaming columns, backfilling data, or shipping risky database changes.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Apply MongoDB data-modeling, indexing, and query rules from access patterns. Use when designing schemas, choosing embed vs reference, or tuning MongoDB query behavior.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Apply PostgreSQL standards for migrations, indexing, transactions, and ORM boundaries. Use when editing entities, Prisma schema, migrations, RLS, or query-performance work for PostgreSQL.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Diagnose database latency with explain plans, index ownership, and query-shape review. Use when a query is slow, an index is missing, or scans and N+1 patterns appear.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Optimize Redis as cache and coordination infrastructure with TTL, eviction, and latency-aware key design. Use when implementing Redis caching, key invalidation, or Redis performance work.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Design relational or document schemas from access patterns, cardinality, and lifecycle. Use when modeling entities, choosing embed vs normalize, or shaping schema boundaries before implementation.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Define transaction boundaries, locking, and consistency guarantees for multi-step writes. Use when designing atomic operations, retries, idempotency, or concurrent write behavior.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Implement typed routing, nested routes, and auth guards using autoroute in Flutter. Use when the task explicitly uses autoroute or its generated router; defer generic deep-link setup and other routing libraries.

HoangNguyen0403/agent-skills-standard

Skill Claude CodeCodex

Implement BLoC/Cubit state, events, transitions, and async concurrency in Flutter. Use for BLoC/Cubit feature logic, debounced/cancellable events, state rendering, or bloc tests—not generic widget-only work.