Organizing Effect Middleware with Shared UserContext for Authentication

// .app/shared/api/effectApi.ts
import { HttpApi, HttpApiEndpoint, HttpApiGroup } from "@effect/platform";
import { Authentication } from "./authMiddleware";

export const EffectServerApi = HttpApi.make("EffectServer").add(
  HttpApiGroup.make("profiles")
  .add(
    HttpApiEndpoint.post("createProfile", `/create_profile`)
      .middleware(Authentication)
    )
  )
)

// .app/shared/api/authMiddleware.ts
import { Context, Schema } from "effect"
import { HttpApiMiddleware, HttpApiSecurity, OpenApi, HttpApiSchema } from "@effect/platform"

export class AuthenticatedUserContext extends Context.Tag("AuthenticatedUserContext")<
  AuthenticatedUserContext,
  {
    readonly userName: string;
    readonly userId: string;
  }
>() {}

export class Unauthorized extends Schema.TaggedError<Unauthorized>()(
  "Unauthorized",
  {
    message: Schema.String
  },
  HttpApiSchema.annotations({ status: 401 })
) {}


export class Authentication extends HttpApiMiddleware.Tag<Authentication>()("Authentication", {
  optional: false,
  failure: Unauthorized,
  provides: AuthenticatedUserContext,
  security: {
    bearer: HttpApiSecurity.bearer.pipe(
      HttpApiSecurity.annotate(OpenApi.Format, 'jwt'),
    )
  }
}) {}