Total 55,995 skills, Backend Development has 4411 skills
Showing 12 of 4411 skills
Set up serverless Postgres with Neon or Vercel Postgres for Cloudflare Workers/Edge. Includes connection pooling, git-like branching for preview environments, and Drizzle/Prisma integration. Use when: setting up edge Postgres, configuring database branching, or troubleshooting "TCP not supported", connection pool exhausted, SSL config (sslmode=require), or Prisma edge compatibility.
Build type-safe D1 databases with Drizzle ORM for Cloudflare Workers. Includes schema definition, migrations with Drizzle Kit, relations, and D1 batch API patterns. Prevents 12 errors including SQL BEGIN failures. Use when: defining D1 schemas, managing migrations, writing type-safe queries, implementing relations or prepared statements, using batch API for transactions, or troubleshooting D1_ERROR, BEGIN TRANSACTION, foreign keys, migration apply, or schema inference errors. Prevents 12 documented issues: D1 transaction errors (SQL BEGIN not supported), foreign key constraint failures during migrations, module import errors with Wrangler, D1 binding not found, migration apply failures, schema TypeScript inference errors, prepared statement caching issues, transaction rollback patterns, TypeScript strict mode errors, drizzle.config.ts not found, remote vs local database confusion, and wrangler.toml vs wrangler.jsonc mixing. Keywords: drizzle orm, drizzle d1, type-safe sql, drizzle schema, drizzle migrations, drizzle kit, orm cloudflare, d1 orm, drizzle typescript, drizzle relations, drizzle transactions, drizzle query builder, schema definition, prepared statements, drizzle batch, migration management, relational queries, drizzle joins, D1_ERROR, BEGIN TRANSACTION d1, foreign key constraint, migration failed, schema not found, d1 binding error
Create Dojo models for storing game state with proper key definitions, trait derivations, and ECS patterns. Use when defining game entities, components, or state structures.
Version-aware guide for configuring and running Apollo Router for federated GraphQL supergraphs. Generates correct YAML for both Router v1.x and v2.x. Use this skill when: (1) setting up Apollo Router to run a supergraph, (2) configuring routing, headers, or CORS, (3) implementing custom plugins (Rhai scripts or coprocessors), (4) configuring telemetry (tracing, metrics, logging), (5) troubleshooting Router performance or connectivity issues.
Core Pluggy integration patterns and best practices. Use when setting up Pluggy SDK, implementing Connect Widget, managing Items, or configuring webhooks.
Expert-level microservices architecture, patterns, service mesh, and distributed systems
Guide for @woltz/rich-domain DDD library and ecosystem. Use when building domain models, repositories, or working with Prisma/TypeORM adapters.
Generates PHPStan configurations for PHP projects. Creates phpstan.neon with appropriate level, extensions, paths, baseline support, and DDD-specific rules.
Implement API migrations between versions, platforms, or frameworks with minimal downtime. Use when upgrading APIs between versions. Trigger with phrases like "migrate the API", "upgrade API version", or "migrate to new API".
Run Maven builds using the ccmvn tool, which provides Maven proxy support for sandboxed environments. Use this skill when you need to run Maven commands like clean install, package, test, or compile.
Skill for PHP/Laravel backend development following project conventions. Use when creating or editing PHP code, models, services, controllers, tests, or any backend logic. Loads all backend rules from .claude/rules/backend/ and .claude/rules/dataclasses/.
Configure a Rails project to work with Conductor (parallel coding agents)