add Micro module

.changeset/swift-ties-appear.md

@@ -0,0 +1,10 @@
+---
+"effect": minor
+---
+
+add Micro module
+
+A lightweight alternative to Effect, for when bundle size really matters.
+
+At a minimum, Micro adds 5kb gzipped to your bundle, and scales with the amount
+of features you use.

packages/effect/src/Cause.ts

@@ -192,7 +192,7 @@ export interface CauseReducer<in C, in E, in out Z> {
  */
 export interface YieldableError extends Pipeable, Inspectable, Readonly<Error> {
  readonly [Effect.EffectTypeId]: Effect.Effect.VarianceStruct<never, this, never>
- readonly [Stream.StreamTypeId]: Effect.Effect.VarianceStruct<never, this, never>
+ readonly [Stream.StreamTypeId]: Stream.Stream.VarianceStruct<never, this, never>
  readonly [Sink.SinkTypeId]: Sink.Sink.VarianceStruct<never, unknown, never, this, never>
  readonly [Channel.ChannelTypeId]: Channel.Channel.VarianceStruct<never, unknown, this, unknown, never, unknown, never>
  [Symbol.iterator](): Effect.EffectGenerator<Effect.Effect<never, this, never>>