Update pve RustDesk GA sync scripts

blair-sync-rustdesk-via-ga.sh

@@ -222,14 +222,25 @@ def guest_file_read(vmid: int, guest_path: str) -> tuple[str | None, str | None]
 
 
 def read_rustdesk_id_cli(vmid: int) -> tuple[str | None, str | None]:
-    rid, err = guest_exec_text(
-        vmid,
-        ['cmd.exe', '/c', f'"{RUSTDESK_EXE}" --get-id'],
-        timeout=45,
-    )
+  attempts = [
+      ([RUSTDESK_EXE, '--get-id'], 'direct'),
+      (['cmd.exe', '/c', f'"{RUSTDESK_EXE} --get-id"'], 'cmd'),
+      (
+          [
+              'powershell.exe', '-NoProfile', '-NonInteractive', '-Command',
+              "$ProgressPreference='SilentlyContinue'; & 'C:\\Program Files\\RustDesk\\rustdesk.exe' --get-id",
+          ],
+          'powershell',
+      ),
+  ]
+  errors: list[str] = []
+  for command, label in attempts:
+      rid, err = guest_exec_text(vmid, command, timeout=45)
       if rid and re.fullmatch(r'\d{6,12}', rid):
+          log(f'VM {vmid}: ID {rid} from rustdesk --get-id ({label})')
           return rid, None
-    return None, err or 'rustdesk --get-id returned no id'
+      errors.append(f'{label}: {err or "no id"}')
+  return None, errors[-1] if errors else 'rustdesk --get-id failed'
 
 
 def read_rustdesk_id_report(vmid: int) -> tuple[str | None, str | None]:
@@ -243,7 +254,6 @@ def read_rustdesk_id_report(vmid: int) -> tuple[str | None, str | None]:
 def read_rustdesk_id(vmid: int) -> tuple[str | None, str | None]:
     rid, err = read_rustdesk_id_cli(vmid)
     if rid:
-        log(f'VM {vmid}: ID {rid} from rustdesk --get-id')
         return rid, None
     log(f'VM {vmid}: cli miss: {err}')