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+const express = require('express');
+const axios = require('axios');
+const https = require('https');
+
+const app = express();
+const port = process.env.PORT || 3000;
+
+const ARGOCD_URL = (process.env.ARGOCD_URL || 'https://argocd.thedevops.dev').replace(/\/$/, '');
+const ARGOCD_TOKEN = process.env.ARGOCD_TOKEN || '';
+
+// Allow self-signed certs in homelab
+const httpsAgent = new https.Agent({ rejectUnauthorized: false });
+
+const argoApi = axios.create({
+  baseURL: `${ARGOCD_URL}/api/v1`,
+  httpsAgent,
+  headers: ARGOCD_TOKEN ? { Authorization: `Bearer ${ARGOCD_TOKEN}` } : {}
+});
+
+app.use(express.json());
+app.use((req, res, next) => {
+  res.header('Access-Control-Allow-Origin', '*');
+  res.header('Access-Control-Allow-Methods', 'GET, POST, OPTIONS');
+  res.header('Access-Control-Allow-Headers', 'Content-Type, Authorization');
+  if (req.method === 'OPTIONS') return res.sendStatus(200);
+  next();
+});
+
+app.get('/health', (req, res) => res.json({ status: 'healthy', service: 'mcp-argocd' }));
+
+app.get('/', (req, res) => res.json({
+  service: 'MCP ArgoCD Server',
+  version: '1.0.0',
+  argocd: ARGOCD_URL,
+  endpoints: [
+    'POST /api/apps/list       - List all applications with sync/health status',
+    'POST /api/apps/get        - Get detailed app info (name required)',
+    'POST /api/apps/sync       - Trigger sync for an app (name required)',
+    'POST /api/apps/out_of_sync - List all out-of-sync applications',
+    'POST /api/apps/unhealthy  - List all unhealthy applications',
+    'POST /api/apps/history    - Get deployment history for an app',
+    'POST /api/apps/rollback   - Rollback app to previous revision',
+    'POST /api/clusters/list   - List connected clusters',
+    'POST /api/repos/list      - List connected repositories',
+  ]
+}));
+
+// List all apps
+app.post('/api/apps/list', async (req, res) => {
+  try {
+    const r = await argoApi.get('/applications');
+    const apps = (r.data.items || []).map(a => ({
+      name: a.metadata.name,
+      namespace: a.spec.destination?.namespace,
+      project: a.spec.project,
+      syncStatus: a.status?.sync?.status,
+      healthStatus: a.status?.health?.status,
+      repo: a.spec.source?.repoURL,
+      path: a.spec.source?.path,
+      targetRevision: a.spec.source?.targetRevision,
+      lastSyncedAt: a.status?.operationState?.finishedAt,
+    }));
+    res.json({ count: apps.length, apps });
+  } catch (e) {
+    res.status(500).json({ error: e.message });
+  }
+});
+
+// Get app details
+app.post('/api/apps/get', async (req, res) => {
+  try {
+    const { name } = req.body;
+    if (!name) return res.status(400).json({ error: 'name is required' });
+    const r = await argoApi.get(`/applications/${name}`);
+    const a = r.data;
+    res.json({
+      name: a.metadata.name,
+      project: a.spec.project,
+      source: a.spec.source,
+      destination: a.spec.destination,
+      syncPolicy: a.spec.syncPolicy,
+      syncStatus: a.status?.sync,
+      healthStatus: a.status?.health,
+      conditions: a.status?.conditions,
+      resources: (a.status?.resources || []).map(r => ({
+        kind: r.kind,
+        name: r.name,
+        namespace: r.namespace,
+        status: r.status,
+        health: r.health?.status
+      }))
+    });
+  } catch (e) {
+    res.status(500).json({ error: e.message });
+  }
+});
+
+// Sync app
+app.post('/api/apps/sync', async (req, res) => {
+  try {
+    const { name, prune, force } = req.body;
+    if (!name) return res.status(400).json({ error: 'name is required' });
+    const body = { prune: prune || false };
+    if (force) body.strategy = { apply: { force: true } };
+    const r = await argoApi.post(`/applications/${name}/sync`, body);
+    res.json({
+      message: `Sync triggered for ${name}`,
+      phase: r.data.status?.operationState?.phase,
+      startedAt: r.data.status?.operationState?.startedAt
+    });
+  } catch (e) {
+    res.status(500).json({ error: e.message });
+  }
+});
+
+// Out-of-sync apps
+app.post('/api/apps/out_of_sync', async (req, res) => {
+  try {
+    const r = await argoApi.get('/applications');
+    const apps = (r.data.items || [])
+      .filter(a => a.status?.sync?.status !== 'Synced')
+      .map(a => ({
+        name: a.metadata.name,
+        syncStatus: a.status?.sync?.status,
+        healthStatus: a.status?.health?.status,
+        namespace: a.spec.destination?.namespace,
+        lastSyncedAt: a.status?.operationState?.finishedAt
+      }));
+    res.json({ count: apps.length, apps });
+  } catch (e) {
+    res.status(500).json({ error: e.message });
+  }
+});
+
+// Unhealthy apps
+app.post('/api/apps/unhealthy', async (req, res) => {
+  try {
+    const r = await argoApi.get('/applications');
+    const apps = (r.data.items || [])
+      .filter(a => !['Healthy', 'Progressing'].includes(a.status?.health?.status))
+      .map(a => ({
+        name: a.metadata.name,
+        healthStatus: a.status?.health?.status,
+        healthMessage: a.status?.health?.message,
+        syncStatus: a.status?.sync?.status,
+        namespace: a.spec.destination?.namespace,
+        conditions: a.status?.conditions
+      }));
+    res.json({ count: apps.length, apps });
+  } catch (e) {
+    res.status(500).json({ error: e.message });
+  }
+});
+
+// Deployment history
+app.post('/api/apps/history', async (req, res) => {
+  try {
+    const { name, limit } = req.body;
+    if (!name) return res.status(400).json({ error: 'name is required' });
+    const r = await argoApi.get(`/applications/${name}/revisions`);
+    const history = ((r.data.history || []).slice(-(limit || 10))).reverse().map(h => ({
+      id: h.id,
+      revision: h.revision,
+      deployedAt: h.deployedAt,
+      initiatedBy: h.initiatedBy
+    }));
+    res.json({ app: name, count: history.length, history });
+  } catch (e) {
+    // history endpoint may differ by ArgoCD version
+    try {
+      const r2 = await argoApi.get(`/applications/${name}`);
+      const history = ((
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