feat: init

backend/index.js

@@ -0,0 +1,49 @@
+const express = require('express');
+const cors = require('cors');
+const expressWs = require('express-ws');
+const { listContainers, docker } = require('./docker');
+
+const app = express();
+const wsInstance = expressWs(app);
+
+app.use(cors());
+
+app.get('/api/services', async (req, res) => {
+  const services = await listContainers();
+  res.json(services);
+});
+
+app.ws('/api/events', (ws, req) => {
+  docker.getEvents((err, stream) => {
+    if (err) {
+      console.error(err);
+      ws.close();
+      return;
+    }
+
+    stream.on('data', (chunk) => {
+      const event = JSON.parse(chunk.toString());
+      if (event.Type === 'container' && (event.Action === 'start' || event.Action === 'stop')) {
+        ws.send(JSON.stringify({ type: 'container', action: event.Action }));
+      }
+    });
+
+    stream.on('end', () => {
+      ws.close();
+    });
+
+    ws.on('close', () => {
+      stream.destroy();
+    });
+  });
+});
+
+app.get('/', (req, res) => {
+  res.send('Hello, World!');
+});
+
+const port = process.env.PORT || 3001;
+
+app.listen(port, () => {
+  console.log(`Server listening on port ${port}`);
+});