set max heap size to 824MB

The machines recently ran out of heap space. This explicitly sets a heap limit. If we run out of heap space again, increase machine memory and heap space.

Author: juliangruber

api/fly.toml

@@ -13,6 +13,8 @@ processes = []
   DOMAIN = "api.filspark.com"
   REQUEST_LOGGING = "false"
   NPM_CONFIG_WORKSPACE="api"
+  # 1024MB available memory - 200MB for anything else
+  NODE_OPTIONS="--max-old-space-size=824"
 
 [experimental]
   auto_rollback = true