fix(hooks): remove gpt permission continuation hook

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

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

src/hooks/atlas/index.test.ts

@@ -1464,37 +1464,6 @@ session_id: ses_untrusted_999
        expect(mockInput._promptMock).not.toHaveBeenCalled()
      })
 
-     test("should skip when another continuation hook already injected", async () => {
-       // given - boulder state with incomplete plan
-       const planPath = join(TEST_DIR, "test-plan.md")
-       writeFileSync(planPath, "# Plan\n- [ ] Task 1\n- [ ] Task 2")
-
-       const state: BoulderState = {
-         active_plan: planPath,
-         started_at: "2026-01-02T10:00:00Z",
-         session_ids: [MAIN_SESSION_ID],
-         plan_name: "test-plan",
-       }
-       writeBoulderState(TEST_DIR, state)
-
-       const mockInput = createMockPluginInput()
-       const hook = createAtlasHook(mockInput, {
-         directory: TEST_DIR,
-         shouldSkipContinuation: (sessionID: string) => sessionID === MAIN_SESSION_ID,
-       })
-
-       // when
-       await hook.handler({
-         event: {
-           type: "session.idle",
-           properties: { sessionID: MAIN_SESSION_ID },
-         },
-       })
-
-       // then - should not call prompt because another continuation already handled it
-       expect(mockInput._promptMock).not.toHaveBeenCalled()
-     })
-
     test("should clear abort state on message.updated", async () => {
       // given - boulder with incomplete plan
       const planPath = join(TEST_DIR, "test-plan.md")