Update Oracle connection configuration

- Update tnsnames.ora with correct host IP address
- Ensure proper TNS configuration for ROA database

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

api/tnsnames.ora

@@ -1,7 +1,7 @@
 ROA_ROMFAST =
   (DESCRIPTION =
     (ADDRESS_LIST =
-      (ADDRESS = (PROTOCOL = TCP)(HOST = 10.0.20.36)(PORT = 1521))
+      (ADDRESS = (PROTOCOL = TCP)(HOST = 10.0.20.122)(PORT = 1521))
     )
     (CONNECT_DATA =
       (SID = ROA)