takt: instruct

src/__tests__/instructMode.test.ts

@@ -149,9 +149,10 @@ describe('runInstructMode', () => {
     expect(result.action).toBe('cancel');
   });
 
-  it('should use custom action selector without create_issue option', async () => {
+  it('should exclude execute from action selector options', async () => {
     setupRawStdin(toRawInputs(['task', '/go']));
     setupMockProvider(['response', 'Task summary.']);
+    mockSelectOption.mockResolvedValue('save_task');
 
     await runInstructMode('/project', 'branch context', 'feature-branch', 'my-task', 'Do something', '');
 
@@ -161,7 +162,7 @@ describe('runInstructMode', () => {
     expect(selectCall).toBeDefined();
     const options = selectCall![1] as Array<{ value: string }>;
     const values = options.map((o) => o.value);
-    expect(values).toContain('execute');
+    expect(values).not.toContain('execute');
     expect(values).toContain('save_task');
     expect(values).toContain('continue');
     expect(values).not.toContain('create_issue');
@@ -215,4 +216,63 @@ describe('runInstructMode', () => {
       }),
     );
   });
+
+  it('should inject previousOrderContent into template variables when provided', async () => {
+    setupRawStdin(toRawInputs(['/cancel']));
+    setupMockProvider([]);
+
+    await runInstructMode('/project', 'branch context', 'feature-branch', 'my-task', 'Do something', '', undefined, undefined, '# Previous Order\nDo the thing');
+
+    expect(mockLoadTemplate).toHaveBeenCalledWith(
+      'score_instruct_system_prompt',
+      'en',
+      expect.objectContaining({
+        hasOrderContent: true,
+        orderContent: '# Previous Order\nDo the thing',
+      }),
+    );
+  });
+
+  it('should set hasOrderContent=false when previousOrderContent is null', async () => {
+    setupRawStdin(toRawInputs(['/cancel']));
+    setupMockProvider([]);
+
+    await runInstructMode('/project', 'branch context', 'feature-branch', 'my-task', 'Do something', '', undefined, undefined, null);
+
+    expect(mockLoadTemplate).toHaveBeenCalledWith(
+      'score_instruct_system_prompt',
+      'en',
+      expect.objectContaining({
+        hasOrderContent: false,
+        orderContent: '',
+      }),
+    );
+  });
+
+  it('should return execute with previous order content on /replay when previousOrderContent is set', async () => {
+    setupRawStdin(toRawInputs(['/replay']));
+    setupMockProvider([]);
+
+    const previousOrder = '# Previous Order\nDo the thing';
+    const result = await runInstructMode(
+      '/project', 'branch context', 'feature-branch', 'my-task', 'Do something', '',
+      undefined, undefined, previousOrder,
+    );
+
+    expect(result.action).toBe('execute');
+    expect(result.task).toBe(previousOrder);
+  });
+
+  it('should show error and continue when /replay is used without previousOrderContent', async () => {
+    setupRawStdin(toRawInputs(['/replay', '/cancel']));
+    setupMockProvider([]);
+
+    const result = await runInstructMode(
+      '/project', 'branch context', 'feature-branch', 'my-task', 'Do something', '',
+      undefined, undefined, null,
+    );
+
+    expect(result.action).toBe('cancel');
+    expect(mockInfo).toHaveBeenCalledWith('Mock label');
+  });
 });

src/__tests__/interactive-summary.test.ts

@@ -6,8 +6,10 @@ import { describe, expect, it } from 'vitest';
 
 import {
   buildSummaryPrompt,
+  buildSummaryActionOptions,
   formatTaskHistorySummary,
   type PieceContext,
+  type SummaryActionLabels,
   type TaskHistorySummaryItem,
 } from '../features/interactive/interactive.js';
 
@@ -100,3 +102,54 @@ describe('buildSummaryPrompt', () => {
     expect(summary).toContain('User: Improve parser');
   });
 });
+
+describe('buildSummaryActionOptions', () => {
+  const labels: SummaryActionLabels = {
+    execute: 'Execute now',
+    saveTask: 'Save as Task',
+    continue: 'Continue editing',
+  };
+
+  it('should include all base actions when no exclude is given', () => {
+    const options = buildSummaryActionOptions(labels);
+    const values = options.map((o) => o.value);
+
+    expect(values).toEqual(['execute', 'save_task', 'continue']);
+  });
+
+  it('should exclude specified actions', () => {
+    const options = buildSummaryActionOptions(labels, [], ['execute']);
+    const values = options.map((o) => o.value);
+
+    expect(values).toEqual(['save_task', 'continue']);
+    expect(values).not.toContain('execute');
+  });
+
+  it('should exclude multiple actions', () => {
+    const options = buildSummaryActionOptions(labels, [], ['execute', 'continue']);
+    const values = options.map((o) => o.value);
+
+    expect(values).toEqual(['save_task']);
+  });
+
+  it('should handle append and exclude together', () => {
+    const labelsWithIssue: SummaryActionLabels = {
+      ...labels,
+      createIssue: 'Create Issue',
+    };
+    const options = buildSummaryActionOptions(labelsWithIssue, ['create_issue'], ['execute']);
+    const values = options.map((o) => o.value);
+
+    expect(values).toEqual(['save_task', 'continue', 'create_issue']);
+    expect(values).not.toContain('execute');
+  });
+
+  it('should return empty exclude by default (backward compatible)', () => {
+    const options = buildSummaryActionOptions(labels, []);
+    const values = options.map((o) => o.value);
+
+    expect(values).toContain('execute');
+    expect(values).toContain('save_task');
+    expect(values).toContain('continue');
+  });
+});

src/__tests__/it-retry-mode.test.ts

@@ -191,6 +191,7 @@ describe('E2E: Retry mode with failure context injection', () => {
     const retryContext: RetryContext = {
       failure: {
         taskName: 'implement-auth',
+        taskContent: 'Implement authentication feature',
         createdAt: '2026-02-15T10:00:00Z',
         failedMovement: 'review',
         error: 'Timeout after 300s',
@@ -207,7 +208,7 @@ describe('E2E: Retry mode with failure context injection', () => {
       run: null,
     };
 
-    const result = await runRetryMode(tmpDir, retryContext);
+    const result = await runRetryMode(tmpDir, retryContext, null);
 
     // Verify: system prompt contains failure information
     expect(capture.systemPrompts.length).toBeGreaterThan(0);
@@ -252,6 +253,7 @@ describe('E2E: Retry mode with failure context injection', () => {
     const retryContext: RetryContext = {
       failure: {
         taskName: 'build-login',
+        taskContent: 'Build login page with OAuth2',
         createdAt: '2026-02-15T14:00:00Z',
         failedMovement: 'implement',
         error: 'CSS compilation failed',
@@ -276,7 +278,7 @@ describe('E2E: Retry mode with failure context injection', () => {
       },
     };
 
-    const result = await runRetryMode(tmpDir, retryContext);
+    const result = await runRetryMode(tmpDir, retryContext, null);
 
     // Verify: system prompt contains BOTH failure info and run session data
     const systemPrompt = capture.systemPrompts[0]!;
@@ -314,6 +316,7 @@ describe('E2E: Retry mode with failure context injection', () => {
     const retryContext: RetryContext = {
       failure: {
         taskName: 'fix-tests',
+        taskContent: 'Fix failing test suite',
         createdAt: '2026-02-15T16:00:00Z',
         failedMovement: '',
         error: 'Test suite failed',
@@ -330,7 +333,7 @@ describe('E2E: Retry mode with failure context injection', () => {
       run: null,
     };
 
-    await runRetryMode(tmpDir, retryContext);
+    await runRetryMode(tmpDir, retryContext, null);
 
     const systemPrompt = capture.systemPrompts[0]!;
     expect(systemPrompt).toContain('Existing Retry Note');
@@ -348,6 +351,7 @@ describe('E2E: Retry mode with failure context injection', () => {
     const retryContext: RetryContext = {
       failure: {
         taskName: 'some-task',
+        taskContent: 'Complete some task',
         createdAt: '2026-02-15T12:00:00Z',
         failedMovement: 'plan',
         error: 'Unknown error',
@@ -364,7 +368,7 @@ describe('E2E: Retry mode with failure context injection', () => {
       run: null,
     };
 
-    const result = await runRetryMode(tmpDir, retryContext);
+    const result = await runRetryMode(tmpDir, retryContext, null);
 
     expect(result.action).toBe('cancel');
     expect(result.task).toBe('');
@@ -385,6 +389,7 @@ describe('E2E: Retry mode with failure context injection', () => {
     const retryContext: RetryContext = {
       failure: {
         taskName: 'optimize-review',
+        taskContent: 'Optimize the review step',
         createdAt: '2026-02-15T18:00:00Z',
         failedMovement: 'review',
         error: 'Timeout',
@@ -401,7 +406,7 @@ describe('E2E: Retry mode with failure context injection', () => {
       run: null,
     };
 
-    const result = await runRetryMode(tmpDir, retryContext);
+    const result = await runRetryMode(tmpDir, retryContext, null);
 
     expect(result.action).toBe('execute');
     expect(result.task).toBe('Increase review timeout to 600s and add retry logic.');

src/__tests__/orderReader.test.ts

@@ -0,0 +1,104 @@
+/**
+ * Unit tests for orderReader: findPreviousOrderContent
+ */
+
+import { describe, it, expect, beforeEach, afterEach } from 'vitest';
+import { mkdirSync, writeFileSync, rmSync } from 'node:fs';
+import { join } from 'node:path';
+import { findPreviousOrderContent } from '../features/interactive/orderReader.js';
+
+const TEST_DIR = join(process.cwd(), 'tmp-test-order-reader');
+
+function createRunWithOrder(slug: string, content: string): void {
+  const orderDir = join(TEST_DIR, '.takt', 'runs', slug, 'context', 'task');
+  mkdirSync(orderDir, { recursive: true });
+  writeFileSync(join(orderDir, 'order.md'), content, 'utf-8');
+}
+
+function createRunWithoutOrder(slug: string): void {
+  const runDir = join(TEST_DIR, '.takt', 'runs', slug);
+  mkdirSync(runDir, { recursive: true });
+}
+
+beforeEach(() => {
+  mkdirSync(TEST_DIR, { recursive: true });
+});
+
+afterEach(() => {
+  rmSync(TEST_DIR, { recursive: true, force: true });
+});
+
+describe('findPreviousOrderContent', () => {
+  it('should return order content when slug is specified and order.md exists', () => {
+    createRunWithOrder('20260218-run1', '# Task Order\nDo something');
+
+    const result = findPreviousOrderContent(TEST_DIR, '20260218-run1');
+
+    expect(result).toBe('# Task Order\nDo something');
+  });
+
+  it('should return null when slug is specified but order.md does not exist', () => {
+    createRunWithoutOrder('20260218-run1');
+
+    const result = findPreviousOrderContent(TEST_DIR, '20260218-run1');
+
+    expect(result).toBeNull();
+  });
+
+  it('should return null when slug is specified but run directory does not exist', () => {
+    mkdirSync(join(TEST_DIR, '.takt', 'runs'), { recursive: true });
+
+    const result = findPreviousOrderContent(TEST_DIR, 'nonexistent-slug');
+
+    expect(result).toBeNull();
+  });
+
+  it('should return null for empty order.md content', () => {
+    createRunWithOrder('20260218-run1', '');
+
+    const result = findPreviousOrderContent(TEST_DIR, '20260218-run1');
+
+    expect(result).toBeNull();
+  });
+
+  it('should return null for whitespace-only order.md content', () => {
+    createRunWithOrder('20260218-run1', '   \n  ');
+
+    const result = findPreviousOrderContent(TEST_DIR, '20260218-run1');
+
+    expect(result).toBeNull();
+  });
+
+  it('should find order from latest run when slug is null', () => {
+    createRunWithOrder('20260218-run-a', 'First order');
+    createRunWithOrder('20260219-run-b', 'Second order');
+
+    const result = findPreviousOrderContent(TEST_DIR, null);
+
+    expect(result).toBe('Second order');
+  });
+
+  it('should skip runs without order.md when searching latest', () => {
+    createRunWithOrder('20260218-run-a', 'First order');
+    createRunWithoutOrder('20260219-run-b');
+
+    const result = findPreviousOrderContent(TEST_DIR, null);
+
+    expect(result).toBe('First order');
+  });
+
+  it('should return null when no runs have order.md', () => {
+    createRunWithoutOrder('20260218-run-a');
+    createRunWithoutOrder('20260219-run-b');
+
+    const result = findPreviousOrderContent(TEST_DIR, null);
+
+    expect(result).toBeNull();
+  });
+
+  it('should return null when .takt/runs directory does not exist', () => {
+    const result = findPreviousOrderContent(TEST_DIR, null);
+
+    expect(result).toBeNull();
+  });
+});

src/__tests__/retryMode.test.ts

@@ -9,6 +9,7 @@ function createRetryContext(overrides?: Partial<RetryContext>): RetryContext {
   return {
     failure: {
       taskName: 'my-task',
+      taskContent: 'Do something',
       createdAt: '2026-02-15T10:00:00Z',
       failedMovement: 'review',
       error: 'Timeout',
@@ -44,6 +45,7 @@ describe('buildRetryTemplateVars', () => {
     const ctx = createRetryContext({
       failure: {
         taskName: 'task',
+        taskContent: 'Do something',
         createdAt: '2026-01-01T00:00:00Z',
         failedMovement: '',
         error: 'Error',
@@ -133,6 +135,7 @@ describe('buildRetryTemplateVars', () => {
     const ctx = createRetryContext({
       failure: {
         taskName: 'task',
+        taskContent: 'Do something',
         createdAt: '2026-01-01T00:00:00Z',
         failedMovement: '',
         error: 'Error',
@@ -144,4 +147,28 @@ describe('buildRetryTemplateVars', () => {
 
     expect(vars.retryNote).toBe('Added more specific error handling');
   });
+
+  it('should set hasOrderContent=false when previousOrderContent is null', () => {
+    const ctx = createRetryContext();
+    const vars = buildRetryTemplateVars(ctx, 'en', null);
+
+    expect(vars.hasOrderContent).toBe(false);
+    expect(vars.orderContent).toBe('');
+  });
+
+  it('should set hasOrderContent=true and populate orderContent when provided', () => {
+    const ctx = createRetryContext();
+    const vars = buildRetryTemplateVars(ctx, 'en', '# Previous Order\nDo the thing');
+
+    expect(vars.hasOrderContent).toBe(true);
+    expect(vars.orderContent).toBe('# Previous Order\nDo the thing');
+  });
+
+  it('should default hasOrderContent to false when previousOrderContent is omitted', () => {
+    const ctx = createRetryContext();
+    const vars = buildRetryTemplateVars(ctx, 'en');
+
+    expect(vars.hasOrderContent).toBe(false);
+    expect(vars.orderContent).toBe('');
+  });
 });

src/__tests__/taskInstructionActions.test.ts

@@ -82,6 +82,8 @@ vi.mock('../features/interactive/index.js', () => ({
   listRecentRuns: (...args: unknown[]) => mockListRecentRuns(...args),
   selectRun: (...args: unknown[]) => mockSelectRun(...args),
   loadRunSessionContext: (...args: unknown[]) => mockLoadRunSessionContext(...args),
+  findRunForTask: vi.fn(() => null),
+  findPreviousOrderContent: vi.fn(() => null),
 }));
 
 vi.mock('../features/tasks/execute/taskExecution.js', () => ({
@@ -191,6 +193,7 @@ describe('instructBranch direct execution flow', () => {
       '',
       expect.anything(),
       undefined,
+      null,
     );
   });
 
@@ -227,6 +230,7 @@ describe('instructBranch direct execution flow', () => {
       '',
       expect.anything(),
       runContext,
+      null,
     );
   });
 

src/__tests__/taskRetryActions.test.ts

@@ -73,6 +73,7 @@ vi.mock('../features/interactive/index.js', () => ({
     runTask: '', runPiece: '', runStatus: '', runMovementLogs: '', runReports: '',
   })),
   runRetryMode: (...args: unknown[]) => mockRunRetryMode(...args),
+  findPreviousOrderContent: vi.fn(() => null),
 }));
 
 vi.mock('../infra/task/index.js', () => ({
@@ -151,6 +152,7 @@ describe('retryFailedTask', () => {
       expect.objectContaining({
         failure: expect.objectContaining({ taskName: 'my-task', taskContent: 'Do something' }),
       }),
+      null,
     );
     expect(mockStartReExecution).toHaveBeenCalledWith('my-task', ['failed'], undefined, '追加指示A');
     expect(mockExecuteAndCompleteTask).toHaveBeenCalled();

src/features/interactive/conversationLoop.ts

@@ -186,6 +186,8 @@ export interface ConversationStrategy {
   introMessage: string;
   /** Custom action selector (optional). If not provided, uses default selectPostSummaryAction. */
   selectAction?: (task: string, lang: 'en' | 'ja') => Promise<PostSummaryAction | null>;
+  /** Previous order.md content for /replay command (retry/instruct only) */
+  previousOrderContent?: string;
 }
 
 /**
@@ -300,6 +302,16 @@ export async function runConversationLoop(
       return { action: selectedAction, task };
     }
 
+    if (trimmed === '/replay') {
+      if (!strategy.previousOrderContent) {
+        const replayNoOrder = getLabel('instruct.ui.replayNoOrder', ctx.lang);
+        info(replayNoOrder);
+        continue;
+      }
+      log.info('Replay command');
+      return { action: 'execute', task: strategy.previousOrderContent };
+    }
+
     if (trimmed === '/cancel') {
       info(ui.cancelled);
       return { action: 'cancel', task: '' };

src/features/interactive/index.ts

@@ -25,3 +25,4 @@ export { selectRun } from './runSelector.js';
 export { listRecentRuns, findRunForTask, loadRunSessionContext, formatRunSessionForPrompt, getRunPaths, type RunSessionContext, type RunPaths } from './runSessionReader.js';
 export { runRetryMode, buildRetryTemplateVars, type RetryContext, type RetryFailureInfo, type RetryRunInfo } from './retryMode.js';
 export { dispatchConversationAction, type ConversationActionResult } from './actionDispatcher.js';
+export { findPreviousOrderContent } from './orderReader.js';

src/features/interactive/interactive-summary.ts

@@ -197,13 +197,15 @@ export interface InteractiveSummaryUIText {
 export function buildSummaryActionOptions(
   labels: SummaryActionLabels,
   append: readonly SummaryActionValue[] = [],
+  exclude: readonly SummaryActionValue[] = [],
 ): SummaryActionOption[] {
   const order = [...BASE_SUMMARY_ACTIONS, ...append];
+  const excluded = new Set(exclude);
   const seen = new Set<SummaryActionValue>();
   const options: SummaryActionOption[] = [];
 
   for (const action of order) {
-    if (seen.has(action)) {
+    if (seen.has(action) || excluded.has(action)) {
       continue;
     }
     seen.add(action);
@@ -261,3 +263,52 @@ export function selectPostSummaryAction(
     ),
   );
 }
+
+/**
+ * Build the /replay command hint for intro messages.
+ *
+ * Returns a hint string when previous order content is available, empty string otherwise.
+ */
+export function buildReplayHint(lang: 'en' | 'ja', hasPreviousOrder: boolean): string {
+  if (!hasPreviousOrder) return '';
+  return lang === 'ja'
+    ? ', /replay（前回の指示書を再投入）'
+    : ', /replay (resubmit previous order)';
+}
+
+/** UI labels required by createSelectActionWithoutExecute */
+export interface ActionWithoutExecuteUIText {
+  proposed: string;
+  actionPrompt: string;
+  actions: {
+    execute: string;
+    saveTask: string;
+    continue: string;
+  };
+}
+
+/**
+ * Create an action selector that excludes the 'execute' option.
+ *
+ * Used by retry and instruct modes where worktree execution is assumed.
+ */
+export function createSelectActionWithoutExecute(
+  ui: ActionWithoutExecuteUIText,
+): (task: string, lang: 'en' | 'ja') => Promise<PostSummaryAction | null> {
+  return async (task: string, _lang: 'en' | 'ja'): Promise<PostSummaryAction | null> => {
+    return selectSummaryAction(
+      task,
+      ui.proposed,
+      ui.actionPrompt,
+      buildSummaryActionOptions(
+        {
+          execute: ui.actions.execute,
+          saveTask: ui.actions.saveTask,
+          continue: ui.actions.continue,
+        },
+        [],
+        ['execute'],
+      ),
+    );
+  };
+}

src/features/interactive/orderReader.ts

@@ -0,0 +1,57 @@
+/**
+ * Order reader for retry/instruct modes.
+ *
+ * Reads the previous order.md from a run's context directory
+ * to inject into conversation system prompts.
+ */
+
+import { existsSync, readFileSync, readdirSync } from 'node:fs';
+import { join } from 'node:path';
+
+/**
+ * Find and read the previous order.md content from a run directory.
+ *
+ * When runSlug is provided, reads directly from that run's context.
+ * When runSlug is null, scans .takt/runs/ directories in reverse order
+ * and returns the first order.md found.
+ *
+ * @returns The order.md content, or null if not found.
+ */
+export function findPreviousOrderContent(worktreeCwd: string, runSlug: string | null): string | null {
+  if (runSlug) {
+    return readOrderFromRun(worktreeCwd, runSlug);
+  }
+
+  return findOrderFromLatestRun(worktreeCwd);
+}
+
+function readOrderFromRun(worktreeCwd: string, slug: string): string | null {
+  const orderPath = join(worktreeCwd, '.takt', 'runs', slug, 'context', 'task', 'order.md');
+  if (!existsSync(orderPath)) {
+    return null;
+  }
+  const content = readFileSync(orderPath, 'utf-8').trim();
+  return content || null;
+}
+
+function findOrderFromLatestRun(worktreeCwd: string): string | null {
+  const runsDir = join(worktreeCwd, '.takt', 'runs');
+  if (!existsSync(runsDir)) {
+    return null;
+  }
+
+  const entries = readdirSync(runsDir, { withFileTypes: true })
+    .filter((e) => e.isDirectory())
+    .map((e) => e.name)
+    .sort()
+    .reverse();
+
+  for (const slug of entries) {
+    const content = readOrderFromRun(worktreeCwd, slug);
+    if (content) {
+      return content;
+    }
+  }
+
+  return null;
+}

src/features/interactive/retryMode.ts

@@ -11,11 +11,10 @@ import {
   runConversationLoop,
   type SessionContext,
   type ConversationStrategy,
-  type PostSummaryAction,
 } from './conversationLoop.js';
 import {
-  buildSummaryActionOptions,
+  createSelectActionWithoutExecute,
-  selectSummaryAction,
+  buildReplayHint,
   formatMovementPreviews,
   type PieceContext,
 } from './interactive-summary.js';
@@ -60,7 +59,7 @@ const RETRY_TOOLS = ['Read', 'Glob', 'Grep', 'Bash', 'WebSearch', 'WebFetch'];
 /**
  * Convert RetryContext into template variable map.
  */
-export function buildRetryTemplateVars(ctx: RetryContext, lang: 'en' | 'ja'): Record<string, string | boolean> {
+export function buildRetryTemplateVars(ctx: RetryContext, lang: 'en' | 'ja', previousOrderContent: string | null = null): Record<string, string | boolean> {
   const hasPiecePreview = !!ctx.pieceContext.movementPreviews?.length;
   const movementDetails = hasPiecePreview
     ? formatMovementPreviews(ctx.pieceContext.movementPreviews!, lang)
@@ -88,21 +87,8 @@ export function buildRetryTemplateVars(ctx: RetryContext, lang: 'en' | 'ja'): Re
     runStatus: hasRun ? ctx.run!.status : '',
     runMovementLogs: hasRun ? ctx.run!.movementLogs : '',
     runReports: hasRun ? ctx.run!.reports : '',
-  };
+    hasOrderContent: previousOrderContent !== null,
-}
+    orderContent: previousOrderContent ?? '',
-
-function createSelectRetryAction(ui: InstructUIText): (task: string, lang: 'en' | 'ja') => Promise<PostSummaryAction | null> {
-  return async (task: string, _lang: 'en' | 'ja'): Promise<PostSummaryAction | null> => {
-    return selectSummaryAction(
-      task,
-      ui.proposed,
-      ui.actionPrompt,
-      buildSummaryActionOptions({
-        execute: ui.actions.execute,
-        saveTask: ui.actions.saveTask,
-        continue: ui.actions.continue,
-      }),
-    );
   };
 }
 
@@ -115,6 +101,7 @@ function createSelectRetryAction(ui: InstructUIText): (task: string, lang: 'en'
 export async function runRetryMode(
   cwd: string,
   retryContext: RetryContext,
+  previousOrderContent: string | null,
 ): Promise<InstructModeResult> {
   const globalConfig = loadGlobalConfig();
   const lang = resolveLanguage(globalConfig.language);
@@ -130,12 +117,13 @@ export async function runRetryMode(
 
   const ui = getLabelObject<InstructUIText>('instruct.ui', ctx.lang);
 
-  const templateVars = buildRetryTemplateVars(retryContext, lang);
+  const templateVars = buildRetryTemplateVars(retryContext, lang, previousOrderContent);
   const systemPrompt = loadTemplate('score_retry_system_prompt', ctx.lang, templateVars);
 
+  const replayHint = buildReplayHint(ctx.lang, previousOrderContent !== null);
   const introLabel = ctx.lang === 'ja'
-    ? `## リトライ: ${retryContext.failure.taskName}\n\nブランチ: ${retryContext.branchName}\n\n${ui.intro}`
+    ? `## リトライ: ${retryContext.failure.taskName}\n\nブランチ: ${retryContext.branchName}\n\n${ui.intro}${replayHint}`
-    : `## Retry: ${retryContext.failure.taskName}\n\nBranch: ${retryContext.branchName}\n\n${ui.intro}`;
+    : `## Retry: ${retryContext.failure.taskName}\n\nBranch: ${retryContext.branchName}\n\n${ui.intro}${replayHint}`;
 
   const policyContent = loadTemplate('score_interactive_policy', ctx.lang, {});
 
@@ -154,7 +142,8 @@ export async function runRetryMode(
     allowedTools: RETRY_TOOLS,
     transformPrompt: injectPolicy,
     introMessage: introLabel,
-    selectAction: createSelectRetryAction(ui),
+    selectAction: createSelectActionWithoutExecute(ui),
+    previousOrderContent: previousOrderContent ?? undefined,
   };
 
   const result = await runConversationLoop(cwd, ctx, strategy, retryContext.pieceContext, undefined);

src/features/tasks/list/instructMode.ts

@@ -11,15 +11,13 @@ import {
   runConversationLoop,
   type SessionContext,
   type ConversationStrategy,
-  type PostSummaryAction,
 } from '../../interactive/conversationLoop.js';
 import {
   resolveLanguage,
-  buildSummaryActionOptions,
-  selectSummaryAction,
   formatMovementPreviews,
   type PieceContext,
 } from '../../interactive/interactive.js';
+import { createSelectActionWithoutExecute, buildReplayHint } from '../../interactive/interactive-summary.js';
 import { type RunSessionContext, formatRunSessionForPrompt } from '../../interactive/runSessionReader.js';
 import { loadTemplate } from '../../../shared/prompts/index.js';
 import { getLabelObject } from '../../../shared/i18n/index.js';
@@ -50,21 +48,6 @@ export interface InstructUIText {
 
 const INSTRUCT_TOOLS = ['Read', 'Glob', 'Grep', 'Bash', 'WebSearch', 'WebFetch'];
 
-function createSelectInstructAction(ui: InstructUIText): (task: string, lang: 'en' | 'ja') => Promise<PostSummaryAction | null> {
-  return async (task: string, _lang: 'en' | 'ja'): Promise<PostSummaryAction | null> => {
-    return selectSummaryAction(
-      task,
-      ui.proposed,
-      ui.actionPrompt,
-      buildSummaryActionOptions({
-        execute: ui.actions.execute,
-        saveTask: ui.actions.saveTask,
-        continue: ui.actions.continue,
-      }),
-    );
-  };
-}
-
 function buildInstructTemplateVars(
   branchContext: string,
   branchName: string,
@@ -74,6 +57,7 @@ function buildInstructTemplateVars(
   lang: 'en' | 'ja',
   pieceContext?: PieceContext,
   runSessionContext?: RunSessionContext,
+  previousOrderContent?: string | null,
 ): Record<string, string | boolean> {
   const hasPiecePreview = !!pieceContext?.movementPreviews?.length;
   const movementDetails = hasPiecePreview
@@ -96,6 +80,8 @@ function buildInstructTemplateVars(
     movementDetails,
     hasRunSession,
     ...runPromptVars,
+    hasOrderContent: !!previousOrderContent,
+    orderContent: previousOrderContent ?? '',
   };
 }
 
@@ -108,6 +94,7 @@ export async function runInstructMode(
   retryNote: string,
   pieceContext?: PieceContext,
   runSessionContext?: RunSessionContext,
+  previousOrderContent?: string | null,
 ): Promise<InstructModeResult> {
   const globalConfig = loadGlobalConfig();
   const lang = resolveLanguage(globalConfig.language);
@@ -125,10 +112,12 @@ export async function runInstructMode(
 
   const templateVars = buildInstructTemplateVars(
     branchContext, branchName, taskName, taskContent, retryNote, lang,
-    pieceContext, runSessionContext,
+    pieceContext, runSessionContext, previousOrderContent,
   );
   const systemPrompt = loadTemplate('score_instruct_system_prompt', ctx.lang, templateVars);
 
+  const replayHint = buildReplayHint(ctx.lang, !!previousOrderContent);
+
   const policyContent = loadTemplate('score_interactive_policy', ctx.lang, {});
 
   function injectPolicy(userMessage: string): string {
@@ -145,8 +134,9 @@ export async function runInstructMode(
     systemPrompt,
     allowedTools: INSTRUCT_TOOLS,
     transformPrompt: injectPolicy,
-    introMessage: ui.intro,
+    introMessage: `${ui.intro}${replayHint}`,
-    selectAction: createSelectInstructAction(ui),
+    selectAction: createSelectActionWithoutExecute(ui),
+    previousOrderContent: previousOrderContent ?? undefined,
   };
 
   const result = await runConversationLoop(cwd, ctx, strategy, pieceContext, undefined);

src/features/tasks/list/taskInstructionActions.ts

@@ -18,7 +18,7 @@ import { runInstructMode } from './instructMode.js';
 import { selectPiece } from '../../pieceSelection/index.js';
 import { dispatchConversationAction } from '../../interactive/actionDispatcher.js';
 import type { PieceContext } from '../../interactive/interactive.js';
-import { resolveLanguage } from '../../interactive/index.js';
+import { resolveLanguage, findRunForTask, findPreviousOrderContent } from '../../interactive/index.js';
 import { type BranchActionTarget, resolveTargetBranch } from './taskActionTarget.js';
 import { appendRetryNote, selectRunSessionContext } from './requeueHelpers.js';
 import { executeAndCompleteTask } from '../execute/taskExecution.js';
@@ -105,13 +105,15 @@ export async function instructBranch(
   const lang = resolveLanguage(globalConfig.language);
   // Runs data lives in the worktree (written during previous execution)
   const runSessionContext = await selectRunSessionContext(worktreePath, lang);
+  const matchedSlug = findRunForTask(worktreePath, target.content);
+  const previousOrderContent = findPreviousOrderContent(worktreePath, matchedSlug);
 
   const branchContext = getBranchContext(projectDir, branch);
 
   const result = await runInstructMode(
     worktreePath, branchContext, branch,
     target.name, target.content, target.data?.retry_note ?? '',
-    pieceContext, runSessionContext,
+    pieceContext, runSessionContext, previousOrderContent,
   );
 
   const executeWithInstruction = async (instruction: string): Promise<boolean> => {

src/features/tasks/list/taskRetryActions.ts

@@ -20,6 +20,7 @@ import {
   getRunPaths,
   formatRunSessionForPrompt,
   runRetryMode,
+  findPreviousOrderContent,
   type RetryContext,
   type RetryFailureInfo,
   type RetryRunInfo,
@@ -156,6 +157,7 @@ export async function retryFailedTask(
   // Runs data lives in the worktree (written during previous execution)
   const matchedSlug = findRunForTask(worktreePath, task.content);
   const runInfo = matchedSlug ? buildRetryRunInfo(worktreePath, matchedSlug) : null;
+  const previousOrderContent = findPreviousOrderContent(worktreePath, matchedSlug);
 
   blankLine();
   const branchName = task.branch ?? task.name;
@@ -166,7 +168,7 @@ export async function retryFailedTask(
     run: runInfo,
   };
 
-  const retryResult = await runRetryMode(worktreePath, retryContext);
+  const retryResult = await runRetryMode(worktreePath, retryContext, previousOrderContent);
   if (retryResult.action === 'cancel') {
     return false;
   }

src/shared/i18n/labels_en.yaml

@@ -87,6 +87,7 @@ instruct:
       saveTask: "Save as Task"
       continue: "Continue editing"
     cancelled: "Cancelled"
+    replayNoOrder: "Previous order (order.md) not found"
 
 run:
   notifyComplete: "Run complete ({total} tasks)"

src/shared/i18n/labels_ja.yaml

@@ -87,6 +87,7 @@ instruct:
       saveTask: "タスクにつむ"
       continue: "会話を続ける"
     cancelled: "キャンセルしました"
+    replayNoOrder: "前回の指示書（order.md）が見つかりません"
 
 run:
   notifyComplete: "run完了 ({total} tasks)"

src/shared/prompts/en/score_instruct_system_prompt.md

@@ -1,7 +1,7 @@
 <!--
   template: score_instruct_system_prompt
   role: system prompt for instruct assistant mode (completed/failed tasks)
-  vars: taskName, taskContent, branchName, branchContext, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRunSession, runTask, runPiece, runStatus, runMovementLogs, runReports
+  vars: taskName, taskContent, branchName, branchContext, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRunSession, runTask, runPiece, runStatus, runMovementLogs, runReports, hasOrderContent, orderContent
   caller: features/tasks/list/instructMode
 -->
 # Additional Instruction Assistant
@@ -85,3 +85,11 @@ The user has selected a previous run for reference. Use this information to help
 - Help the user identify what went wrong or what needs additional work
 - Suggest concrete follow-up instructions based on the run results
 {{/if}}
+{{#if hasOrderContent}}
+
+## Previous Order (order.md)
+
+The instruction document used in the previous execution. Use it as a reference for re-execution.
+
+{{orderContent}}
+{{/if}}

src/shared/prompts/en/score_retry_system_prompt.md

@@ -1,7 +1,7 @@
 <!--
   template: score_retry_system_prompt
   role: system prompt for retry assistant mode
-  vars: taskName, taskContent, branchName, createdAt, failedMovement, failureError, failureLastMessage, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRun, runLogsDir, runReportsDir, runTask, runPiece, runStatus, runMovementLogs, runReports
+  vars: taskName, taskContent, branchName, createdAt, failedMovement, failureError, failureLastMessage, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRun, runLogsDir, runReportsDir, runTask, runPiece, runStatus, runMovementLogs, runReports, hasOrderContent, orderContent
   caller: features/interactive/retryMode
 -->
 # Retry Assistant
@@ -95,3 +95,11 @@ Logs and reports from the previous execution are available for reference. Use th
 - Cross-reference the plans and implementation recorded in reports with the actual failure point
 - If the user wants more details, files in the directories above can be read using the Read tool
 {{/if}}
+{{#if hasOrderContent}}
+
+## Previous Order (order.md)
+
+The instruction document used in the previous execution. Use it as a reference for re-execution.
+
+{{orderContent}}
+{{/if}}

src/shared/prompts/ja/score_instruct_system_prompt.md

@@ -1,7 +1,7 @@
 <!--
   template: score_instruct_system_prompt
   role: system prompt for instruct assistant mode (completed/failed tasks)
-  vars: taskName, taskContent, branchName, branchContext, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRunSession, runTask, runPiece, runStatus, runMovementLogs, runReports
+  vars: taskName, taskContent, branchName, branchContext, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRunSession, runTask, runPiece, runStatus, runMovementLogs, runReports, hasOrderContent, orderContent
   caller: features/tasks/list/instructMode
 -->
 # 追加指示アシスタント
@@ -85,3 +85,11 @@
 - 何がうまくいかなかったか、追加作業が必要な箇所をユーザーが特定できるよう支援してください
 - 実行結果に基づいて、具体的なフォローアップ指示を提案してください
 {{/if}}
+{{#if hasOrderContent}}
+
+## 前回の指示書（order.md）
+
+前回の実行時に使用された指示書です。再実行の参考にしてください。
+
+{{orderContent}}
+{{/if}}

src/shared/prompts/ja/score_retry_system_prompt.md

@@ -1,7 +1,7 @@
 <!--
   template: score_retry_system_prompt
   role: system prompt for retry assistant mode
-  vars: taskName, taskContent, branchName, createdAt, failedMovement, failureError, failureLastMessage, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRun, runLogsDir, runReportsDir, runTask, runPiece, runStatus, runMovementLogs, runReports
+  vars: taskName, taskContent, branchName, createdAt, failedMovement, failureError, failureLastMessage, retryNote, hasPiecePreview, pieceStructure, movementDetails, hasRun, runLogsDir, runReportsDir, runTask, runPiece, runStatus, runMovementLogs, runReports, hasOrderContent, orderContent
   caller: features/interactive/retryMode
 -->
 # リトライアシスタント
@@ -95,3 +95,11 @@
 - レポートに記録された計画や実装内容と、実際の失敗箇所を照合してください
 - ユーザーが詳細を知りたい場合は、上記ディレクトリのファイルを Read ツールで参照できます
 {{/if}}
+{{#if hasOrderContent}}
+
+## 前回の指示書（order.md）
+
+前回の実行時に使用された指示書です。再実行の参考にしてください。
+
+{{orderContent}}
+{{/if}}