fix(claude): read ticked [✔] boxes in multi-select questions

server/modules/providers/services/tmux-interactive-prompt.service.ts

@@ -310,8 +310,9 @@ function parseNumberedRows(lines: string[], start: number, end: number): Numbere
     const match = lines[index].replace(ANSI_RE, '').trim().match(NUMBERED_OPTION_RE);
     if (!match) continue;
     let label = match[3].trim();
-    const checked = /^\[[xX✓]\]/.test(label);
-    label = label.replace(/^\[[ xX✓]\]\s*/, '').trim();
+    // Claude Code draws a ticked box as `[✔]` (U+2714).
+    const checked = /^\[[xX✓✔]\]/.test(label);
+    label = label.replace(/^\[[ xX✓✔]\]\s*/, '').trim();
     rows.push({
       number: Number.parseInt(match[2], 10),
       label,
@@ -456,7 +457,7 @@ function parseClaudeQuestion(screen: string): ParsedPrompt | null {
   if (!question) return null;
   const optionRows = rows.slice(0, customIndex);
   const multiSelect = optionRows.some((row) =>
-    /^\s*(?:[›>❯]\s*)?\d+\.\s+\[[ xX✓]\]/.test(lines[row.lineIndex]));
+    /^\s*(?:[›>❯]\s*)?\d+\.\s+\[[ xX✓✔]\]/.test(lines[row.lineIndex]));
   // Public options exclude the trailing "Type something." / "Chat about this"
   // rows (mirroring the codex parser): validateChoices caps selections at
   // customOptionNumber, so exposing those rows as numbered options would

server/modules/providers/tests/claude-multiselect.test.ts

@@ -0,0 +1,101 @@
+import assert from 'node:assert/strict';
+import { readFileSync } from 'node:fs';
+import test from 'node:test';
+
+import type { TmuxRunner } from '@/modules/providers/services/builtin-relay.service.js';
+import { createVerifiedTmuxActionTarget } from '@/modules/providers/services/tmux-fresh-verifier.service.js';
+import {
+  answerTmuxInteractivePrompt,
+  getTmuxInteractivePrompt,
+  parseTmuxInteractivePrompt,
+} from '@/modules/providers/services/tmux-interactive-prompt.service.js';
+
+// Captured from Claude Code 2.1.291 (default renderer, 64x31) with
+// `capture-pane -p -e -N -S -80`: a multiSelect AskUserQuestion with Apple,
+// Banana, Cherry and Date, after Apple was ticked in the terminal. Claude Code
+// draws a ticked option as `[✔]` (U+2714).
+const pretick = readFileSync(new URL('./fixtures/claude-multiselect/pretick.joined.ansi', import.meta.url), 'utf8');
+const TICKED = '[✔]';
+
+const target = () => createVerifiedTmuxActionTarget(
+  { socketPath: '/tmp/chatmux-multiselect-test.sock', sessionId: '$7', windowId: '@8', paneId: '%9' },
+  { pid: 42, startedAtMs: 1234 },
+  'claude',
+  null,
+);
+
+function paneShowing(screen: string, keys: string[] = []): TmuxRunner {
+  return async (args) => {
+    if (args.includes('send-keys')) keys.push(String(args.at(-1)));
+    if (args.includes('capture-pane')) return { code: 0, output: screen };
+    if (args.includes('display-message')) return { code: 0, output: '$7\t@8\t%9\n' };
+    return { code: 0, output: '' };
+  };
+}
+
+/** Replays keys on the Claude multi-select: Up/Down move the focus, Enter toggles, Right leaves. */
+function tickedAfter(keys: readonly string[], ticked: number[], focus = 1): number[] {
+  const state = new Set(ticked);
+  for (const key of keys) {
+    if (key === 'Right') break;
+    if (key === 'Down') focus += 1;
+    if (key === 'Up') focus -= 1;
+    if (key === 'Enter') {
+      if (state.has(focus)) state.delete(focus);
+      else state.add(focus);
+    }
+  }
+  return [...state].sort();
+}
+
+test('a [✔] box from Claude Code reads as checked, with a clean label', async () => {
+  assert.equal(pretick.split(TICKED).length, 2, 'fixture assumption broken: expected one [✔] row');
+  const prompt = await getTmuxInteractivePrompt(target(), paneShowing(pretick));
+  assert.ok(prompt);
+  assert.equal(prompt.multiSelect, true);
+  assert.deepEqual(prompt.checkedChoiceNumbers, [1]);
+  assert.deepEqual(prompt.options.map((option) => option.label), ['Apple', 'Banana', 'Cherry', 'Date']);
+});
+
+test('answering Banana+Date with Apple ticked in the pane unticks Apple', async () => {
+  const prompt = parseTmuxInteractivePrompt('claude', pretick);
+  assert.ok(prompt);
+  const keys: string[] = [];
+  await answerTmuxInteractivePrompt(target(), prompt.id, [2, 4], paneShowing(pretick, keys));
+  assert.deepEqual(keys, ['Enter', 'Down', 'Enter', 'Down', 'Down', 'Enter', 'Right', 'Enter']);
+  assert.deepEqual(tickedAfter(keys, [1]), [2, 4], 'the submitted set is exactly Banana, Date');
+});
+
+test('[x], [X] and [✓] still read as checked on the same capture', () => {
+  const ticked = parseTmuxInteractivePrompt('claude', pretick);
+  assert.ok(ticked);
+  for (const box of ['[x]', '[X]', '[✓]']) {
+    const screen = pretick.replace(TICKED, box);
+    assert.notEqual(screen, pretick, 'fixture assumption broken: the box was not replaced');
+    const prompt = parseTmuxInteractivePrompt('claude', screen);
+    assert.ok(prompt, box);
+    assert.deepEqual(prompt.checkedOptionIndices, [0], box);
+    assert.deepEqual(prompt.options.map((option) => option.label), ['Apple', 'Banana', 'Cherry', 'Date'], box);
+    assert.equal(prompt.id, ticked.id, box);
+  }
+});
+
+test('prompt id is stable when a box is ticked', () => {
+  const unticked = pretick.replace(TICKED, '[ ]');
+  assert.notEqual(unticked, pretick, 'fixture assumption broken: the box was not replaced');
+  const before = parseTmuxInteractivePrompt('claude', unticked);
+  const after = parseTmuxInteractivePrompt('claude', pretick);
+  assert.ok(before && after);
+  assert.deepEqual(before.checkedOptionIndices, []);
+  assert.deepEqual(after.checkedOptionIndices, [0]);
+  assert.equal(after.id, before.id);
+});
+
+test('every option ticked with [✔] is still a multi-select', () => {
+  const allTicked = pretick.replace(/\[ \] (Banana|Cherry|Date)/g, `${TICKED} $1`);
+  assert.equal(allTicked.split(TICKED).length, 5, 'fixture assumption broken: not all four rows ticked');
+  const prompt = parseTmuxInteractivePrompt('claude', allTicked);
+  assert.ok(prompt);
+  assert.equal(prompt.multiSelect, true);
+  assert.deepEqual(prompt.checkedOptionIndices, [0, 1, 2, 3]);
+});

server/modules/providers/tests/fixtures/claude-multiselect/pretick.joined.ansi

@@ -0,0 +1,34 @@
+ ▐▛███▛█   Claude Code v2.1.291 
+▝▜██████▀  Haiku 4.5 · Claude API                               
+ ▝▝   ▝▝   /tmp/fruit-project   
+
+  Get to finished work sooner with Opus 5.5. Switch anytime with
+  /model.       
+
+❯ /clear                                                        
+
+❯ Call the AskUserQuestion tool exactly once, with one question 
+  "Which fruits do you want?" header "Fruit", multiSelect       
+  true, and exactly 4 options labelled Apple, Banana, Cherry,   
+  Date, each with a short description of a few words. Do        
+  nothing else. After I answer, reply with only: GOT: <labels>  
+────────────────────────────────────────────────────────────────
+←  ☒ Fruit  ✔ Submit  →                                         
+
+Which fruits do you want?                                       
+
+❯ 1. [✔] Apple                                                  
+         Crisp red fruit        
+  2. [ ] Banana                                                 
+         Yellow tropical fruit                                  
+  3. [ ] Cherry 
+         Small round berry      
+  4. [ ] Date   
+         Sweet brown fruit      
+  5. [ ] Type something         
+     Submit     
+────────────────────────────────────────────────────────────────
+  6. Chat about this            
+
+Enter to select · ↑/↓ to navigate · Esc to cancel               
+