Face detection (#14544)

* Add support for face detection

* Add support for detecting faces during registration

* Set body size to be larger

* Undo

docker/main/rootfs/usr/local/nginx/conf/nginx.conf

@@ -246,6 +246,8 @@ http {
             proxy_no_cache $should_not_cache;
             add_header X-Cache-Status $upstream_cache_status;
 
+            client_max_body_size 10M;
+
             location /api/vod/ {
                 include auth_request.conf;
                 proxy_pass http://frigate_api/vod/;