feat(plugin): add session request hook (#35794)

packages/core/test/lib/tool.ts

@@ -4,7 +4,7 @@ import { SessionMessage } from "@opencode-ai/core/session/message"
 import { ToolRegistry } from "@opencode-ai/core/tool/registry"
 import { Tool } from "@opencode-ai/core/tool/tool"
 import { Tools } from "@opencode-ai/core/tool/tools"
-import type { PluginContext } from "@opencode-ai/plugin/v2/effect"
+import type { Context as PluginContext } from "@opencode-ai/plugin/v2/effect/plugin"
 import { Effect, type Scope } from "effect"
 
 export const toolIdentity = {
@@ -66,12 +66,10 @@ export const registerToolPlugin = <R>(plugin: {
               registrations,
               (registration) => tools.register({ [registration.name]: registration.tool }, registration.options),
               { discard: true },
-            )
+            ).pipe(Effect.orDie)
+            return { dispose: Effect.void }
           }),
-        execute: {
-          before: () => Effect.die("registerToolPlugin does not support tool hooks"),
-          after: () => Effect.die("registerToolPlugin does not support tool hooks"),
-        },
+        hook: () => Effect.die("registerToolPlugin does not support tool hooks"),
       },
     }
     yield* plugin.effect(context as PluginContext)