4184: Added docker server shared settings

Author: cableman

docker-compose.server.prod.yml

@@ -0,0 +1,9 @@
+services:
+  phpfpm:
+    volumes:
+      - ../../shared/settings.local.php:/app/web/sites/default/settings.local.php
+      - ../../shared/files:/app/web/sites/default/files
+
+  nginx:
+    volumes:
+      - ../../shared/files:/app/web/sites/default/files