fix(web): expose Codex Fast and Plan on Create Session (#1017)

* fix(web): expose Codex Fast and Plan on Create Session

Wire serviceTier and collaborationMode through spawn so Create can set
the same Codex options chat Settings already supports (#1015).

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(cli): forward collaborationMode through machine spawn RPC

Create Session Plan was accepted by the hub but dropped in apiMachine
before buildCliArgs; also preserve collaborationMode on resume spawn.

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(cli): correct stopSession mock type in spawn RPC test

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(web): keep Fast mode across Create draft restore while models load

Co-authored-by: Cursor <cursoragent@cursor.com>

* fix(web): preserve pending Fast selection

* fix: apply Fast and Plan to imported Codex sessions

* test: narrow imported Codex session id

* fix: forward explicit Standard service tier

* fix: integrate create-session controls with current main

* test: close Codex RPC suite

* fix: preserve existing session spawn field

* fix(web): integrate Codex controls with current New Session form

* fix(web): reconcile draft types and submit state

* fix(hub): integrate spawn arguments with current resume flow

* test(cli): isolate spawn RPC suite

---------

Co-authored-by: Cursor <cursoragent@cursor.com>

web/src/hooks/mutations/useSpawnSession.ts

@@ -1,5 +1,5 @@
 import { useMutation, useQueryClient } from '@tanstack/react-query'
-import type { AgentFlavor, PermissionMode } from '@hapi/protocol'
+import type { AgentFlavor, CodexCollaborationMode, PermissionMode } from '@hapi/protocol'
 import type { ApiClient } from '@/api/client'
 import type { SpawnResponse } from '@/types/api'
 import { queryKeys } from '@/lib/query-keys'
@@ -15,6 +15,8 @@ type SpawnInput = {
     permissionMode?: PermissionMode
     sessionType?: 'simple' | 'worktree'
     worktreeName?: string
+    serviceTier?: 'fast' | 'standard'
+    collaborationMode?: CodexCollaborationMode
 }
 
 export function useSpawnSession(api: ApiClient | null): {
@@ -39,7 +41,9 @@ export function useSpawnSession(api: ApiClient | null): {
                 input.sessionType,
                 input.worktreeName,
                 input.effort,
-                input.permissionMode
+                input.permissionMode,
+                input.serviceTier,
+                input.collaborationMode
             )
         },
         onSuccess: () => {