added foundry vtt, some other smaller changes

syncplay-srv/syncplay-srv.compose

@@ -0,0 +1,20 @@
+version: "3"
+
+services:
+  server:
+    image: ninetaillabs/syncplay-server
+    container_name: syncplay-srv
+    environment:
+      - PASSWORD=hi
+      - PORT=8995
+    restart: always
+    networks:
+      - syncplay
+    ports:
+      - "8995:8995"
+
+networks:
+    syncplay:
+        ipam:
+            config:
+                - subnet: 172.20.40.0/24