persist paperclip data in a named volume

docker-compose.yml

@@ -27,9 +27,12 @@ services:
       PAPERCLIP_DEPLOYMENT_EXPOSURE: "private"
       PAPERCLIP_ALLOWED_HOSTNAMES: "${PAPERCLIP_ALLOWED_HOSTNAMES:-localhost}"
       BETTER_AUTH_SECRET: "${BETTER_AUTH_SECRET:?BETTER_AUTH_SECRET must be set}"
+    volumes:
+      - paperclip-data:/paperclip
     depends_on:
       db:
         condition: service_healthy
 
 volumes:
   pgdata:
+  paperclip-data: