stageAndCommit から git add -f .takt/reports/ を削除

エージェントが c89ac4c で追加した force-add により、worktree 実行時に
.takt/reports/ がコミットに含まれてしまう問題を修正。
.takt/ は .gitignore で除外済みのため force-add は不要。

src/__tests__/autoCommit.test.ts

@@ -153,49 +153,4 @@ describe('autoCommitAndPush', () => {
     expect((commitCall![1] as string[])[2]).toBe('takt: 認証機能を追加する');
   });
 
-  it('should force-add .takt/reports/ to include gitignored reports', () => {
-    mockExecFileSync.mockImplementation((cmd, args) => {
-      const argsArr = args as string[];
-      if (argsArr[0] === 'status') {
-        return 'M src/index.ts\n';
-      }
-      if (argsArr[0] === 'rev-parse') {
-        return 'abc1234\n';
-      }
-      return Buffer.from('');
-    });
-
-    autoCommitAndPush('/tmp/clone', 'my-task', '/project');
-
-    // Verify git add -f .takt/reports/ was called
-    expect(mockExecFileSync).toHaveBeenCalledWith(
-      'git',
-      ['add', '-f', '.takt/reports/'],
-      expect.objectContaining({ cwd: '/tmp/clone' })
-    );
-  });
-
-  it('should continue even if .takt/reports/ does not exist', () => {
-    let forceAddCalled = false;
-    mockExecFileSync.mockImplementation((cmd, args) => {
-      const argsArr = args as string[];
-      if (argsArr[0] === 'add' && argsArr[1] === '-f') {
-        forceAddCalled = true;
-        throw new Error('pathspec .takt/reports/ did not match any files');
-      }
-      if (argsArr[0] === 'status') {
-        return 'M src/index.ts\n';
-      }
-      if (argsArr[0] === 'rev-parse') {
-        return 'abc1234\n';
-      }
-      return Buffer.from('');
-    });
-
-    const result = autoCommitAndPush('/tmp/clone', 'my-task', '/project');
-
-    expect(forceAddCalled).toBe(true);
-    expect(result.success).toBe(true);
-    expect(result.commitHash).toBe('abc1234');
-  });
 });

src/infra/task/git.ts

@@ -7,22 +7,10 @@ import { execFileSync } from 'node:child_process';
 /**
  * Stage all changes and create a commit.
  * Returns the short commit hash if changes were committed, undefined if no changes.
- *
- * Note: .takt/reports/ is force-added because .takt/ is gitignored.
- * When using worktree mode, reports are generated inside the clone's .takt/reports/
- * and must be included in the commit.
  */
 export function stageAndCommit(cwd: string, message: string): string | undefined {
   execFileSync('git', ['add', '-A'], { cwd, stdio: 'pipe' });
 
-  // Force-add .takt/reports/ even though .takt/ is gitignored.
-  // This ensures worktree-generated reports are included in the commit.
-  try {
-    execFileSync('git', ['add', '-f', '.takt/reports/'], { cwd, stdio: 'pipe' });
-  } catch {
-    // Ignore errors if .takt/reports/ doesn't exist
-  }
-
   const statusOutput = execFileSync('git', ['status', '--porcelain'], {
     cwd,
     stdio: 'pipe',