tsdown + cli with commander (#17)

* feat: tsdown

* fix: formatting

* automate version updates in cli

* fix: docs

* scenarios

* fix: commander deps

src/runner/server.ts

@@ -0,0 +1,93 @@
+import { promises as fs } from 'fs';
+import path from 'path';
+import { ConformanceCheck } from '../types';
+import { getClientScenario } from '../scenarios';
+import { ensureResultsDir, createResultDir } from './utils';
+
+export async function runServerConformanceTest(
+  serverUrl: string,
+  scenarioName: string
+): Promise<{
+  checks: ConformanceCheck[];
+  resultDir: string;
+}> {
+  await ensureResultsDir();
+  const resultDir = createResultDir(scenarioName, 'server');
+  await fs.mkdir(resultDir, { recursive: true });
+
+  // Scenario is guaranteed to exist by CLI validation
+  const scenario = getClientScenario(scenarioName)!;
+
+  console.log(
+    `Running client scenario '${scenarioName}' against server: ${serverUrl}`
+  );
+
+  const checks = await scenario.run(serverUrl);
+
+  await fs.writeFile(
+    path.join(resultDir, 'checks.json'),
+    JSON.stringify(checks, null, 2)
+  );
+
+  console.log(`Results saved to ${resultDir}`);
+
+  return {
+    checks,
+    resultDir
+  };
+}
+
+export function printServerResults(checks: ConformanceCheck[]): {
+  passed: number;
+  failed: number;
+  denominator: number;
+} {
+  const denominator = checks.filter(
+    (c) => c.status === 'SUCCESS' || c.status === 'FAILURE'
+  ).length;
+  const passed = checks.filter((c) => c.status === 'SUCCESS').length;
+  const failed = checks.filter((c) => c.status === 'FAILURE').length;
+
+  console.log(`Checks:\n${JSON.stringify(checks, null, 2)}`);
+
+  console.log(`\nTest Results:`);
+  console.log(`Passed: ${passed}/${denominator}, ${failed} failed`);
+
+  if (failed > 0) {
+    console.log('\nFailed Checks:');
+    checks
+      .filter((c) => c.status === 'FAILURE')
+      .forEach((c) => {
+        console.log(`  - ${c.name}: ${c.description}`);
+        if (c.errorMessage) {
+          console.log(`    Error: ${c.errorMessage}`);
+        }
+      });
+  }
+
+  return { passed, failed, denominator };
+}
+
+export function printServerSummary(
+  allResults: { scenario: string; checks: ConformanceCheck[] }[]
+): { totalPassed: number; totalFailed: number } {
+  console.log('\n\n=== SUMMARY ===');
+  let totalPassed = 0;
+  let totalFailed = 0;
+
+  for (const result of allResults) {
+    const passed = result.checks.filter((c) => c.status === 'SUCCESS').length;
+    const failed = result.checks.filter((c) => c.status === 'FAILURE').length;
+    totalPassed += passed;
+    totalFailed += failed;
+
+    const status = failed === 0 ? '✓' : '✗';
+    console.log(
+      `${status} ${result.scenario}: ${passed} passed, ${failed} failed`
+    );
+  }
+
+  console.log(`\nTotal: ${totalPassed} passed, ${totalFailed} failed`);
+
+  return { totalPassed, totalFailed };
+}