chore: fix ACAPY_PROMOTE-AUTHOR-DID flag

Endorser.md

@@ -56,7 +56,7 @@ Endorsement:
                         For Authors, specify whether to automatically create transactions for a cred def's revocation registry. (If not specified, the controller must invoke the endpoints required to create
                         the revocation registry and assign to the cred def.) [env var: ACAPY_CREATE_REVOCATION_TRANSACTIONS]
   --auto-promote-author-did
-                        For Authors, specify whether to automatically promote a DID to the wallet public DID after writing to the ledger.
+                        For Authors, specify whether to automatically promote a DID to the wallet public DID after writing to the ledger. [env var: ACAPY_AUTO_PROMOTE_AUTHOR_DID]
 ```
 
 ## How Aca-py Handles Endorsements

aries_cloudagent/config/argparse.py

@@ -1837,7 +1837,7 @@ def add_arguments(self, parser: ArgumentParser):
         parser.add_argument(
             "--auto-promote-author-did",
             action="store_true",
-            env_var="ACAPY_PROMOTE-AUTHOR-DID",
+            env_var="ACAPY_AUTO_PROMOTE_AUTHOR_DID",
             help="For Authors, specify whether to automatically promote"
             " a DID to the wallet public DID after writing to the ledger.",
         )