feat(plugin): add shell.create.before hook (#39547)

packages/core/src/plugin/hooks.ts

@@ -2,6 +2,7 @@ export * as PluginHooks from "./hooks"
 
 import type { AISDKHooks } from "@opencode-ai/plugin/effect/aisdk"
 import type { SessionHooks } from "@opencode-ai/plugin/effect/session"
+import type { ShellHooks } from "@opencode-ai/plugin/effect/shell"
 import type { ToolHooks } from "@opencode-ai/plugin/effect/tool"
 import { Context, Effect, Layer, Scope } from "effect"
 import { makeLocationNode } from "@opencode-ai/util/effect/app-node"
@@ -10,6 +11,7 @@ import { State } from "../state"
 export interface Domains {
   readonly aisdk: AISDKHooks
   readonly session: SessionHooks
+  readonly shell: ShellHooks
   readonly tool: ToolHooks
 }
 

packages/core/src/plugin/host.ts

@@ -296,6 +296,9 @@ export const make = Effect.fn("PluginHost.make")(function* (plugin: import("../p
           })
         }),
     },
+    shell: {
+      hook: (name, callback) => hooks.register("shell", name, callback),
+    },
     tool: {
       transform: (callback) =>
         tools

packages/core/src/plugin/promise.ts

@@ -326,6 +326,10 @@ export function fromPromise(plugin: Plugin) {
               ),
             interrupt: (input) => run(host.session.interrupt({ sessionID: Session.ID.make(input.sessionID) })),
           },
+          shell: {
+            hook: (name, callback) =>
+              register(host.shell.hook(name, (event) => Effect.promise(() => Promise.resolve(callback(event))))),
+          },
         }
 
         const cleanup = yield* Effect.promise(() => Promise.resolve(plugin.setup(context2)))