fix: restore SectionBox wrapper in SettingsPage to fix React context

The plugin settings page requires SectionBox from CommonComponents
to properly initialize the React context. Without it, React.useState
is undefined causing runtime errors.

Generated with [Claude Code](https://claude.ai/code)
via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

headlamp-sealed-secrets/package.json

@@ -1,6 +1,6 @@
 {
   "name": "sealed-secrets",
-  "version": "0.2.17",
+  "version": "0.2.18",
   "description": "Headlamp plugin for Bitnami Sealed Secrets - manage encrypted Kubernetes secrets",
   "files": [
     "dist",

headlamp-sealed-secrets/src/components/SettingsPage.tsx

@@ -4,6 +4,7 @@
  * Configuration page for the Sealed Secrets plugin
  */
 
+import { SectionBox } from '@kinvolk/headlamp-plugin/lib/CommonComponents';
 import { Box, Button, Divider, TextField, Typography } from '@mui/material';
 import { useSnackbar } from 'notistack';
 import React from 'react';
@@ -34,7 +35,8 @@ export function SettingsPage() {
   };
 
   return (
-    <Box p={3}>
+    <SectionBox title="Sealed Secrets Plugin Settings">
+      <Box p={3}>
         <Typography variant="body1" paragraph id="settings-description">
           Configure the connection to your Sealed Secrets controller. These settings are stored in
           your browser's local storage.
@@ -151,6 +153,7 @@ export function SettingsPage() {
             <dd style={{ display: 'inline', margin: 0 }}>8080</dd>
           </Typography>
         </Box>
-    </Box>
+      </Box>
+    </SectionBox>
   );
 }