feat(s3): Use var env to define which S3 bucket to use

cubicweb_rodolf/hooks.py

@@ -16,6 +16,7 @@
 # along with this program. If not, see <https://www.gnu.org/licenses/>.
 
 """cubicweb-rodolf specific hooks and operations"""
+import os
 
 from cubicweb.server.hook import Hook
 from cubicweb_s3storage.storages import S3Storage
@@ -26,5 +27,5 @@
     events = ("server_startup", "server_maintenance")
 
     def __call__(self):
-        storage = S3Storage("rodolf")
+        storage = S3Storage(os.environ.get("RODOLF_S3_BUCKET", "rodolf"))
         self.repo.system_source.set_storage("File", "data", storage)