Varaverk: FallBack + Watchdog tabs; plugin path restructure to Plugin/unraid/

- FallBack tab: per-node tier inventory + active fallback card with duration, tier, handback strikes, running container status
- Watchdog tab: live system health (RAM bar + thresholds, load, uptime, daemon), docker watchdog strikes + skip list + restart history, stability strikes + reboot log, resource pressure alert card, config inventory (mem limits, required, pause/stop lists)
- Swapped partnership/arrs tab order; FallBack between partnership and watchdog
- Plugin source tree moved from Plugin/usr/local/emhttp/plugins/varaverk/ to Plugin/unraid/
- Deployment/ conf templates added

Plugin/unraid/api/rawconf.php

@@ -0,0 +1,29 @@
+<?php
+// Raw conf read/write — respects per-host file visibility from vv_get_conf_files().
+header('Content-Type: application/json');
+require_once dirname(__DIR__) . '/include/config.php';
+
+$allowed = vv_get_conf_files();
+
+if ($_SERVER['REQUEST_METHOD'] === 'GET') {
+    $file = trim($_GET['file'] ?? 'master.conf');
+    if (!in_array($file, $allowed, true) || str_contains($file, '..')) {
+        echo json_encode(['ok' => false, 'error' => 'Not allowed']);
+        exit;
+    }
+    echo json_encode(['ok' => true, 'content' => vv_read_conf_raw($file), 'file' => $file, 'allowed' => $allowed]);
+    exit;
+}
+
+if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+    $file    = trim($_POST['file'] ?? '');
+    $content = $_POST['content'] ?? '';
+    if (!in_array($file, $allowed, true) || str_contains($file, '..')) {
+        echo json_encode(['ok' => false, 'error' => 'Not allowed']);
+        exit;
+    }
+    echo json_encode(['ok' => vv_write_conf_raw($file, $content)]);
+    exit;
+}
+
+echo json_encode(['ok' => false, 'error' => 'Method not allowed']);