refactor: enterprise-grade project structure

- Move test files to tests/
- Archive session notes to docs/archive/
- Remove temp/diagnostic files
- Clean src/ to only contain production code

tests/test-clients.ts

@@ -0,0 +1,64 @@
+import { createHetznerClient } from './api/hetzner';
+import { createDokployClient } from './api/dokploy';
+
+async function testHetznerClient() {
+  console.log('\n🔍 Testing Hetzner DNS Client...');
+  
+  try {
+    const client = createHetznerClient();
+    const result = await client.testConnection();
+    
+    if (result.success) {
+      console.log(`✅ Hetzner: ${result.message}`);
+      return true;
+    } else {
+      console.log(`❌ Hetzner: ${result.message}`);
+      return false;
+    }
+  } catch (error) {
+    console.log(`❌ Hetzner: ${error instanceof Error ? error.message : 'Unknown error'}`);
+    return false;
+  }
+}
+
+async function testDokployClient() {
+  console.log('\n🔍 Testing Dokploy Client...');
+  
+  try {
+    const client = createDokployClient();
+    const result = await client.testConnection();
+    
+    if (result.success) {
+      console.log(`✅ Dokploy: ${result.message}`);
+      return true;
+    } else {
+      console.log(`❌ Dokploy: ${result.message}`);
+      return false;
+    }
+  } catch (error) {
+    console.log(`❌ Dokploy: ${error instanceof Error ? error.message : 'Unknown error'}`);
+    return false;
+  }
+}
+
+async function main() {
+  console.log('═══════════════════════════════════════');
+  console.log('  AI Stack Deployer - API Client Tests');
+  console.log('═══════════════════════════════════════');
+  
+  const hetznerOk = await testHetznerClient();
+  const dokployOk = await testDokployClient();
+  
+  console.log('\n═══════════════════════════════════════');
+  console.log('  Test Summary');
+  console.log('═══════════════════════════════════════');
+  console.log(`Hetzner DNS: ${hetznerOk ? '✅ PASS' : '❌ FAIL'}`);
+  console.log(`Dokploy API: ${dokployOk ? '✅ PASS' : '❌ FAIL'}`);
+  console.log('═══════════════════════════════════════\n');
+  
+  if (!hetznerOk || !dokployOk) {
+    process.exit(1);
+  }
+}
+
+main();