added update command

src/commands/update/update.ts

@@ -0,0 +1,93 @@
+import { GluegunMenuToolbox } from '@lenne.tech/gluegun-menu';
+import chalk = require('chalk');
+import * as fs from 'fs';
+import * as path from 'path';
+
+const findPwcliRepoRoot = (): string | null => {
+  // When compiled, __dirname will be .../build/commands/update
+  // Repo root is .../ (three levels up from build/commands/update to build, then one more to repo root)
+  const candidates = [
+    path.resolve(__dirname, '../../../..'), // repo root when running from build/commands/update
+    path.resolve(__dirname, '../../..'), // fallback to build (in case structure differs)
+    process.cwd(), // last resort
+  ];
+
+  for (const candidate of candidates) {
+    try {
+      const pkgPath = path.join(candidate, 'package.json');
+      if (!fs.existsSync(pkgPath)) continue;
+      const pkg = JSON.parse(fs.readFileSync(pkgPath, 'utf8'));
+      if (pkg && pkg.name === 'pwcli') {
+        return candidate;
+      }
+    } catch {}
+  }
+  return null;
+};
+
+module.exports = {
+  name: 'update',
+  alias: ['up'],
+  description: 'Update the pwcli repository to latest main and rebuild (up)',
+  hidden: false,
+  run: async (toolbox: GluegunMenuToolbox) => {
+    const { print, system } = toolbox;
+
+    const runCmd = async (cmd: string, cwd: string) =>
+      await system.run(cmd, { cwd, trim: true });
+
+    const repoRoot = findPwcliRepoRoot();
+    if (!repoRoot) {
+      print.error(
+        chalk.red(
+          'Unable to locate the pwcli repository. This command only supports updating the pwcli repo.',
+        ),
+      );
+      process.exit(1);
+    }
+
+    print.info(`Updating repository: ${chalk.cyan(repoRoot)}`);
+
+    try {
+      // Ensure we are inside a git repo and on main (or switch to main)
+      await runCmd('git rev-parse --is-inside-work-tree', repoRoot);
+
+      await runCmd('git fetch origin main', repoRoot);
+
+      try {
+        await runCmd('git checkout main', repoRoot);
+      } catch {}
+
+      let behindCountStr = '0';
+      try {
+        behindCountStr = await runCmd(
+          'git rev-list --count HEAD..origin/main',
+          repoRoot,
+        );
+      } catch {}
+
+      const behindCount = parseInt((behindCountStr || '0').trim(), 10) || 0;
+
+      if (behindCount === 0) {
+        print.success(chalk.green('Everything is up to date.'));
+        process.exit(0);
+        return;
+      }
+
+      print.info(
+        chalk.yellow(`Updating ${behindCount} commit(s) from origin/main...`),
+      );
+
+      await runCmd('git pull --ff-only origin main', repoRoot);
+
+      print.info(chalk.yellow('Running yarn build...'));
+      await runCmd('yarn build', repoRoot);
+
+      print.success(chalk.green('Update complete. Exiting pwcli...'));
+      process.exit(0);
+    } catch (e) {
+      print.error(chalk.red('Update failed. Please check the logs above.'));
+      process.exit(1);
+    }
+  },
+};