chore: apply requested changes

apps/cli/src/commands/autopilot.command.ts

@@ -184,7 +184,7 @@ export class AutopilotCommand extends Command {
 					padding: 1,
 					borderStyle: 'round',
 					borderColor: 'cyan',
-					width: process.stdout.columns * 0.95 || 100
+					width: process.stdout.columns ? process.stdout.columns * 0.95 : 100
 				}
 			)
 		);

packages/tm-core/src/services/preflight-checker.service.ts

@@ -124,7 +124,8 @@ export class PreflightChecker {
 			// Check for changes (staged/unstaged/untracked) without requiring HEAD
 			const status = execSync('git status --porcelain', {
 				cwd: this.projectRoot,
-				encoding: 'utf-8'
+				encoding: 'utf-8',
+				timeout: 5000
 			});
 			if (status.trim().length > 0) {
 				return {
@@ -266,7 +267,8 @@ export class PreflightChecker {
 			const version = execSync(`${command} ${versionArgs.join(' ')}`, {
 				cwd: this.projectRoot,
 				encoding: 'utf-8',
-				stdio: 'pipe'
+				stdio: 'pipe',
+				timeout: 5000
 			})
 				.trim()
 				.split('\n')[0];
@@ -294,7 +296,8 @@ export class PreflightChecker {
 			const version = execSync('gh --version', {
 				cwd: this.projectRoot,
 				encoding: 'utf-8',
-				stdio: 'pipe'
+				stdio: 'pipe',
+				timeout: 5000
 			})
 				.trim()
 				.split('\n')[0];

packages/tm-core/src/utils/git-utils.ts

@@ -129,11 +129,12 @@ export async function getRemoteBranches(
 			'git branch -r --format="%(refname:short)"',
 			{ cwd: projectRoot, maxBuffer: 10 * 1024 * 1024 }
 		);
-		return stdout
+		const names = stdout
 			.trim()
 			.split('\n')
 			.filter((branch) => branch.length > 0 && !branch.includes('HEAD'))
 			.map((branch) => branch.replace(/^[^/]+\//, '').trim());
+		return Array.from(new Set(names));
 	} catch (error) {
 		return [];
 	}
@@ -220,7 +221,8 @@ export async function getDefaultBranch(
 			// Parse `git remote show` (preferred)
 			try {
 				const { stdout } = await execAsync(`git remote show ${primary}`, {
-					cwd: projectRoot
+					cwd: projectRoot,
+					maxBuffer: 10 * 1024 * 1024
 				});
 				const m = stdout.match(/HEAD branch:\s+([^\s]+)/);
 				if (m) return m[1].trim();
@@ -264,8 +266,10 @@ export async function isOnDefaultBranch(projectRoot: string): Promise<boolean> {
 	}
 
 	try {
-		const currentBranch = await getCurrentBranch(projectRoot);
-		const defaultBranch = await getDefaultBranch(projectRoot);
+		const [currentBranch, defaultBranch] = await Promise.all([
+			getCurrentBranch(projectRoot),
+			getDefaultBranch(projectRoot)
+		]);
 		return (
 			currentBranch !== null &&
 			defaultBranch !== null &&
@@ -357,6 +361,15 @@ export async function getWorktrees(
 
 		for (const line of lines) {
 			if (line.startsWith('worktree ')) {
+				// flush previous entry if present
+				if (current.path) {
+					worktrees.push({
+						path: current.path,
+						branch: current.branch || null,
+						head: current.head || ''
+					});
+					current = {};
+				}
 				current.path = line.substring(9);
 			} else if (line.startsWith('HEAD ')) {
 				current.head = line.substring(5);