Added element call for Matrix server; Added picoshare

docker/synapse/livekit/livekit.yaml

@@ -0,0 +1,12 @@
+port: 7880
+rtc:
+    udp_port: 7882
+    tcp_port: 7881
+    port_range_start: 50000
+    port_range_end: 50200
+    use_external_ip: true # CRITICAL for Docker
+    turn_servers:
+      - host: turn.foxgirls.date
+        port: 3478
+        protocol: udp
+        secret_file: /etc/turnsecret