Put Scan ignore on the Watchdog tab, first of the list cards

It is the setting people arrive looking for — the one that takes a container out
of the watchdog's hands rather than tuning what it does with it. Its hint says
so, because it silences a real fault as readily as a noisy one.

Plugin/unraid/pages/watchdog.php

@@ -141,6 +141,14 @@ require_once dirname(__DIR__) . '/include/ai_chat.php';
 $_vv_wd_me   = strtoupper(vv_detect_host());
 $_vv_wd_file = strtolower($_vv_wd_me) . '.conf';
 $_vv_wd_defs = [
+    // First, because it is the one people come to this page looking for: the answer to "stop
+    // telling me about this container". Everything below tunes what a watchdog does; this is how
+    // you take something out of its hands entirely.
+    ['key' => $_vv_wd_me . '_WATCHDOG_SCAN_IGNORE',         'kind' => 'list',
+     'title' => 'Scan ignore', 'unit' => '',
+     'hint'  => 'Left alone completely — no strikes, no restarts, no unhealthy or OOM reports. '
+              . 'For containers you knowingly run broken or stopped. It silences real faults as '
+              . 'readily as noise, so it is the wrong tool for one that is merely loud.'],
     ['key' => $_vv_wd_me . '_WATCHDOG_CONTAINERS',          'kind' => 'map',
      'title' => 'Memory limits (Tier 1)', 'unit' => 'MB',
      'hint'  => 'Restarted when it holds more than this. Tier 1 is per container and acts before '