Fix live stream buffering and add websocket status

src/server.js

@@ -9,6 +9,7 @@ const { EffectsService } = require('./effects');
 const { HomeAssistantClient } = require('./homeassistant');
 const { StreamMixer } = require('./streamMixer');
 const { createApiRouter } = require('./routes');
+const { attachStatusWebSocket } = require('./wsHub');
 
 function buildApp(config) {
   const filestash = new FilestashClient({
@@ -93,7 +94,7 @@ function buildApp(config) {
 
 function main() {
   const config = loadConfig();
-  const { app, effects } = buildApp(config);
+  const { app, effects, mixer } = buildApp(config);
 
   const server = app.listen(config.env.port, () => {
     // eslint-disable-next-line no-console
@@ -108,6 +109,12 @@ function main() {
     }
   });
 
+  const wsHub = attachStatusWebSocket({
+    server,
+    mixer,
+    entity: config.homeAssistant.allowedMediaPlayer,
+  });
+
   // Warm the cache in the background; ignore failures, they will surface on /api/effects.
   effects.list().catch((err) => {
     // eslint-disable-next-line no-console
@@ -118,6 +125,7 @@ function main() {
     process.on(sig, () => {
       // eslint-disable-next-line no-console
       console.log(`Received ${sig}, shutting down.`);
+      wsHub.close();
       server.close(() => process.exit(0));
       setTimeout(() => process.exit(1), 5000).unref();
     });