Depend only on RetrieveWorkerRun to get all the informations needed

Closes #115 (closed)

arkindex_worker/worker/base.py

@@ -110,10 +110,10 @@ class BaseWorker(object):
             logger.warning(
                 "Missing WORKER_VERSION_ID environment variable, worker is in read-only mode"
             )
-        self.worker_run_id = os.environ.get("WORKER_RUN_ID")
+        self.worker_run_id = os.environ.get("ARKINDEX_WORKER_RUN_ID")
         if not self.worker_run_id:
             logger.warning(
-                "Missing WORKER_RUN_ID environment variable, worker is in read-only mode"
+                "Missing ARKINDEX_WORKER_RUN_ID environment variable, worker is in read-only mode"
             )
 
         logger.info(f"Worker will use {self.work_dir} as working directory")