fix(ci): speed up tall-prompt Storybook setup

apps/desktop/stories/app-shell.stories.tsx

@@ -2423,12 +2423,19 @@ async function verifySubmittedPrompt(canvasElement: HTMLElement, lines = 1): Pro
   await painted(40);
   const input = canvasElement.querySelector<HTMLElement>('.maka-composer-editor [contenteditable="true"]');
   if (!input) throw new Error('The composer input is missing');
-  await userEvent.type(input, '请简短说明当前提交过程发生了什么。', { delay: null });
-  for (let line = 1; line < lines; line += 1) {
-    await userEvent.keyboard('{Shift>}{Enter}{/Shift}', { delay: null });
-    await userEvent.type(input, '这是多行提示词，提交后输入框收起仍应平稳跟随新回答。', { delay: null });
+  // Prepare the draft with native text insertion so a tall prompt does not
+  // spend the render budget dispatching thousands of synthetic keystrokes.
+  // Keep line breaks and submission on the real composer's keyboard path.
+  const promptLines = Array.from({ length: lines }, (_, index) => index === 0
+    ? '请简短说明当前提交过程发生了什么。'
+    : '这是多行提示词，提交后输入框收起仍应平稳跟随新回答。');
+  await userEvent.click(input);
+  for (const [index, line] of promptLines.entries()) {
+    if (index > 0) await userEvent.keyboard('{Shift>}{Enter}{/Shift}', { delay: null });
+    document.execCommand('insertText', false, line);
   }
   await painted(40);
+  await expect(input.innerText).toBe(promptLines.join('\n'));
   // Observe admission itself: the correct final bottom can hide a reverse
   // jump when an offscreen block first uses an estimate, then its real size.
   const tops: number[] = [];
@@ -2447,21 +2454,25 @@ async function verifySubmittedPrompt(canvasElement: HTMLElement, lines = 1): Pro
   await expect(tailMetrics().distance).toBeLessThanOrEqual(4);
 }
 
+// Real path: submit a prompt in an existing conversation and follow its new turn.
 export const SubmittedPromptDoesNotReverse: Story = {
   render: () => <StreamingTailHarness />,
   play: async ({ canvasElement }) => verifySubmittedPrompt(canvasElement),
 };
 
+// Real path: compose a multiline prompt with Shift+Enter, then submit it.
 export const MultilineSubmittedPromptDoesNotReverse: Story = {
   render: () => <StreamingTailHarness />,
   play: async ({ canvasElement }) => verifySubmittedPrompt(canvasElement, 8),
 };
 
+// Real path: submit an overflowing draft and follow its turn as the composer shrinks.
 export const TallSubmittedPromptDoesNotReverse: Story = {
   render: () => <StreamingTailHarness />,
   play: async ({ canvasElement }) => verifySubmittedPrompt(canvasElement, 80),
 };
 
+// Real path: submit a prompt and keep following its turn when the reply settles.
 export const SubmittedPromptSettlesWithoutReversing: Story = {
   render: () => <StreamingTailHarness pendingUser />,
   play: async ({ canvasElement }) => {

scripts/plugins/codex-app-server-executor/README.md

@@ -1,3 +1,22 @@
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements.  See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership.  The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License.  You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied.  See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+
 # Maka Executor for Codex (experimental)
 
 This Maka Host plugin registers `codex.app-server` against the `ctx.executors` API introduced on

scripts/plugins/codex-app-server-executor/maka.composition.yml

@@ -1,3 +1,20 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
 - type: insert
   rootId: profile
   entry:

scripts/plugins/codex-app-server-executor/test/fixtures/fake-codex.mjs

@@ -1,5 +1,4 @@
 #!/usr/bin/env node
-
 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file