feat(cli,snmp): fix APC runtime unit defaults and add interactive action editing

ts/cli.ts

@@ -204,6 +204,12 @@ export class NupstCli {
           await actionHandler.add(upsId);
           break;
         }
+        case 'edit': {
+          const upsId = subcommandArgs[0];
+          const actionIndex = subcommandArgs[1];
+          await actionHandler.edit(upsId, actionIndex);
+          break;
+        }
         case 'remove':
         case 'rm': {
           const upsId = subcommandArgs[0];
@@ -726,6 +732,7 @@ Usage:
 
 Subcommands:
   add <ups-id|group-id>                   - Add a new action to a UPS or group interactively
+  edit <ups-id|group-id> <index>          - Edit an action by index
   remove <ups-id|group-id> <index>        - Remove an action by index (alias: rm)
   list [ups-id|group-id]                  - List all actions (optionally for specific target) (alias: ls)
 
@@ -736,6 +743,7 @@ Examples:
   nupst action list                       - List actions for all UPS devices and groups
   nupst action list default               - List actions for UPS or group with ID 'default'
   nupst action add default                - Add a new action to UPS or group 'default'
+  nupst action edit default 0             - Edit action at index 0 on UPS or group 'default'
   nupst action remove default 0           - Remove action at index 0 from UPS or group 'default'
   nupst action add dc-rack-1              - Add a new action to group 'dc-rack-1'
 `);