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Lessons (11)

• Microkernel (Plugin) Architecture

  … MarkdownPlugin[] = []; use(plugin: MarkdownPlugin): this { if (this.plugins.some((p) = p.name === plugin.name)) throw new Error( Plugin …

• O — Open/Closed Principle

  … new behaviour is plugged in, the core stays untouched](/img/solid/ocp-plugins.svg) With classes and TypeScript …

• YAGNI: You Aren't Gonna Need It

  … nobody asked for PDF, XML, plugins or custom delimiters class ExportEngine { constructor({ format = "csv", delimiter = ",", encoding = "utf-8 …

• API Gateway, BFF & Service Discovery

  … http://orders-svc:8080 plugins: [jwt-auth] - path: /api/products service: http://catalog-svc:8080 plugins: [cache: { ttl …

• Kubernetes Cluster Architecture

  … to a Service reaches the right pods CNI plugin Gives every pod its own IP and connects pods …

• Pods

  … the flat pod network, provided by the CNI plugin). Multi-container patterns Sidecar A helper container that extends …

• What Is Software Architecture?

  … monolith] MS[Microservices] ED[Event-driven] MK[Microkernel / plugins] SL[Serverless] end Group Styles Answers --- --- --- Application architecture Layered …

• Services & Ingress

  … NetworkPolicies restrict that (your CNI plugin must support them, e.g. Calico or Cilium). yaml apiVersion: networking.k8s …

• Onion Architecture & Clean vs Hexagonal vs Onion

  … In TypeScript you can get the same with separate packages, or with lint rules like eslint-plugin-boundaries …

• Vertical Slice Architecture & the Modular Monolith

  … ts$)", pathNot: "^src/modules/$1/" }, }, ], }; Other options: eslint-plugin-boundaries , Nx module boundaries, separate packages in a monorepo …

• Behavioral Patterns II: Chain, Template, Iterator, Mediator, Memento, Visitor

  … 2 + 3 × 4)" You've used it: Babel plugins and ESLint rules (they visit AST nodes), compilers, document …