Provider refactoring

packages/example/src/routes/index.tsx

@@ -1,29 +1,10 @@
-import { TodosContext } from "@/todos/reffuse"
-import { TodosState } from "@/todos/services"
-import { VTodos } from "@/todos/views/VTodos"
-import { Container } from "@radix-ui/themes"
 import { createFileRoute } from "@tanstack/react-router"
-import { Layer } from "effect"
-import { useMemo } from "react"
 
 
-export const Route = createFileRoute("/")({
-    component: Index
+export const Route = createFileRoute('/')({
+    component: RouteComponent
 })
 
-function Index() {
-
-    const todosLayer = useMemo(() => Layer.empty.pipe(
-        Layer.provideMerge(TodosState.make("todos"))
-    ), [])
-
-
-    return (
-        <Container>
-            <TodosContext.Provider layer={todosLayer}>
-                <VTodos />
-            </TodosContext.Provider>
-        </Container>
-    )
-
+function RouteComponent() {
+    return <div>Hello "/"!</div>
 }

packages/example/src/routes/todos.tsx

@@ -0,0 +1,35 @@
+import { TodosContext } from "@/todos/reffuse"
+import { TodosState } from "@/todos/services"
+import { VTodos } from "@/todos/views/VTodos"
+import { Container } from "@radix-ui/themes"
+import { createFileRoute } from "@tanstack/react-router"
+import { Console, Effect, Layer } from "effect"
+import { useMemo } from "react"
+
+
+export const Route = createFileRoute("/todos")({
+    component: Todos
+})
+
+function Todos() {
+
+    const todosLayer = useMemo(() => Layer.empty.pipe(
+        Layer.provideMerge(TodosState.make("todos")),
+
+        Layer.merge(Layer.effectDiscard(
+            Effect.addFinalizer(() => Console.log("TodosContext cleaned up")).pipe(
+                Effect.andThen(Console.log("TodosContext constructed"))
+            )
+        )),
+    ), [])
+
+
+    return (
+        <Container>
+            <TodosContext.Provider layer={todosLayer}>
+                <VTodos />
+            </TodosContext.Provider>
+        </Container>
+    )
+
+}