fix(continuation): auto-continue GPT permission-seeking replies

Resume GPT sessions when the last assistant reply ends in a permission-seeking tail, while honoring stop-continuation and avoiding duplicate continuation across todo and atlas flows.

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/hooks/gpt-permission-continuation/index.ts

@@ -0,0 +1,29 @@
+import type { PluginInput } from "@opencode-ai/plugin"
+
+import { createGptPermissionContinuationHandler } from "./handler"
+import { createSessionStateStore } from "./session-state"
+
+export type GptPermissionContinuationHook = {
+  handler: (input: { event: { type: string; properties?: unknown } }) => Promise<void>
+  wasRecentlyInjected: (sessionID: string) => boolean
+}
+
+export function createGptPermissionContinuationHook(
+  ctx: PluginInput,
+  options?: {
+    isContinuationStopped?: (sessionID: string) => boolean
+  },
+): GptPermissionContinuationHook {
+  const sessionStateStore = createSessionStateStore()
+
+  return {
+    handler: createGptPermissionContinuationHandler({
+      ctx,
+      sessionStateStore,
+      isContinuationStopped: options?.isContinuationStopped,
+    }),
+    wasRecentlyInjected(sessionID: string): boolean {
+      return sessionStateStore.wasRecentlyInjected(sessionID, 5_000)
+    },
+  }
+}