fix: add more envs to drone, remove secret gen

.drone.yml

@@ -7,7 +7,6 @@ steps:
     settings:
       host: swarm-test.autonomic.zone
       stack: writefreely
-      generate_secrets: true
       purge: true
       deploy_key:
         from_secret: drone_ssh_swarm_test
@@ -16,6 +15,8 @@ steps:
     environment:
       DOMAIN: writefreely.swarm-test.autonomic.zone
       STACK_NAME: writefreely
+      ASSETS_PATH: /usr/share/writefreely
+      DATA_PATH: /data
       LETS_ENCRYPT_ENV: production
       CONFIG_INI_VERSION: v1
       WRITEFREELY_ENTRYPOINT_VERSION: v1