Merge commit 'ad95c98054574080ac5d15584b3018d1db836531' into glitch-soc/merge-upstream

Conflicts:
- `package.json`:
  Upstream removed their direct dependency `autoprefixer`, which was textually adjacent
  to glitch-soc-only dependency `atrament`.
  Removed direct dependency on `autoprefixer`.
- `yarn.lock`:
  Upstream removed their direct dependency `autoprefixer`, which was textually adjacent
  to glitch-soc-only dependency `atrament`.
  Removed direct dependency on `autoprefixer`.

streaming/index.js

@@ -248,6 +248,10 @@ const redisConfigFromEnv = (env) => {
   const redisParams = {
     host: env.REDIS_HOST || '127.0.0.1',
     port: redisPort,
+    // Force support for both IPv6 and IPv4, by default ioredis sets this to 4,
+    // only allowing IPv4 connections:
+    // https://github.com/redis/ioredis/issues/1576
+    family: 0,
     db: redisDatabase,
     password: env.REDIS_PASSWORD || undefined,
   };