cli: add live set --default command

Add command to set a new default live.

Command example:
ogcli set live --default --name ogLive-5.4.0-r20220408

cli/cli.py

@@ -117,7 +117,7 @@ class OgCLI():
         return ret
 
     def set(self, args):
-        choices = ['modes', 'mode', 'repo']
+        choices = ['modes', 'mode', 'repo', 'live']
         parser = argparse.ArgumentParser(prog='ogcli set')
         parser.add_argument('item', choices=choices)
 
@@ -132,6 +132,8 @@ class OgCLI():
             ret = OgModes.set_modes(self.rest, args[1:])
         elif parsed_args.item == 'repo':
             ret = OgRepo.set_repo(self.rest, args[1:])
+        elif parsed_args.item == 'live':
+            ret = OgLive.set_live(self.rest, args[1:])
         return ret
 
     def request(self, args):

cli/objects/live.py

@@ -286,3 +286,25 @@ class OgLive():
             print(f'Error: no directory found for {live_name}')
 
         return 0
+
+    @staticmethod
+    def set_live(rest, args):
+        parser = argparse.ArgumentParser(prog='ogcli set live')
+        parser.add_argument('--default',
+                            action='store_true',
+                            required=True,
+                            help='set the default live image')
+        parser.add_argument('--name',
+                            nargs='?',
+                            required=True,
+                            help='Name of the live')
+        parsed_args = parser.parse_args(args)
+        live_name = parsed_args.name
+
+        payload = {'name': live_name}
+        res = rest.post('/oglive/default', payload=payload)
+
+        if not res:
+            return 1
+
+        return 0