feat: orchestration harness, selective install, observer improvements

scripts/doctor.js

@@ -0,0 +1,110 @@
+#!/usr/bin/env node
+
+const { buildDoctorReport } = require('./lib/install-lifecycle');
+const { SUPPORTED_INSTALL_TARGETS } = require('./lib/install-manifests');
+
+function showHelp(exitCode = 0) {
+  console.log(`
+Usage: node scripts/doctor.js [--target <${SUPPORTED_INSTALL_TARGETS.join('|')}>] [--json]
+
+Diagnose drift and missing managed files for ECC install-state in the current context.
+`);
+  process.exit(exitCode);
+}
+
+function parseArgs(argv) {
+  const args = argv.slice(2);
+  const parsed = {
+    targets: [],
+    json: false,
+    help: false,
+  };
+
+  for (let index = 0; index < args.length; index += 1) {
+    const arg = args[index];
+
+    if (arg === '--target') {
+      parsed.targets.push(args[index + 1] || null);
+      index += 1;
+    } else if (arg === '--json') {
+      parsed.json = true;
+    } else if (arg === '--help' || arg === '-h') {
+      parsed.help = true;
+    } else {
+      throw new Error(`Unknown argument: ${arg}`);
+    }
+  }
+
+  return parsed;
+}
+
+function statusLabel(status) {
+  if (status === 'ok') {
+    return 'OK';
+  }
+
+  if (status === 'warning') {
+    return 'WARNING';
+  }
+
+  if (status === 'error') {
+    return 'ERROR';
+  }
+
+  return status.toUpperCase();
+}
+
+function printHuman(report) {
+  if (report.results.length === 0) {
+    console.log('No ECC install-state files found for the current home/project context.');
+    return;
+  }
+
+  console.log('Doctor report:\n');
+  for (const result of report.results) {
+    console.log(`- ${result.adapter.id}`);
+    console.log(`  Status: ${statusLabel(result.status)}`);
+    console.log(`  Install-state: ${result.installStatePath}`);
+
+    if (result.issues.length === 0) {
+      console.log('  Issues: none');
+      continue;
+    }
+
+    for (const issue of result.issues) {
+      console.log(`  - [${issue.severity}] ${issue.code}: ${issue.message}`);
+    }
+  }
+
+  console.log(`\nSummary: checked=${report.summary.checkedCount}, ok=${report.summary.okCount}, warnings=${report.summary.warningCount}, errors=${report.summary.errorCount}`);
+}
+
+function main() {
+  try {
+    const options = parseArgs(process.argv);
+    if (options.help) {
+      showHelp(0);
+    }
+
+    const report = buildDoctorReport({
+      repoRoot: require('path').join(__dirname, '..'),
+      homeDir: process.env.HOME,
+      projectRoot: process.cwd(),
+      targets: options.targets,
+    });
+    const hasIssues = report.summary.errorCount > 0 || report.summary.warningCount > 0;
+
+    if (options.json) {
+      console.log(JSON.stringify(report, null, 2));
+    } else {
+      printHuman(report);
+    }
+
+    process.exitCode = hasIssues ? 1 : 0;
+  } catch (error) {
+    console.error(`Error: ${error.message}`);
+    process.exit(1);
+  }
+}
+
+main();