feat(settings): add Confetti admin settings component

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

src/views/Settings/Confetti.vue

@@ -0,0 +1,41 @@
+<!--
+  - SPDX-FileCopyrightText: 2026 LibreCode coop and LibreCode contributors
+  - SPDX-License-Identifier: AGPL-3.0-or-later
+-->
+<template>
+	<NcSettingsSection
+		:name="t('libresign', 'Confetti animation')"
+		:description="t('libresign', 'Control whether a confetti animation is shown after a document is signed.')">
+		<NcCheckboxRadioSwitch type="switch"
+			v-model="showConfetti"
+			@update:modelValue="saveShowConfetti">
+			{{ t('libresign', 'Show confetti animation after signing') }}
+		</NcCheckboxRadioSwitch>
+	</NcSettingsSection>
+</template>
+<script>
+import { loadState } from '@nextcloud/initial-state'
+import { t } from '@nextcloud/l10n'
+
+import NcCheckboxRadioSwitch from '@nextcloud/vue/components/NcCheckboxRadioSwitch'
+import NcSettingsSection from '@nextcloud/vue/components/NcSettingsSection'
+
+export default {
+	name: 'ConfettiSettings',
+	components: {
+		NcSettingsSection,
+		NcCheckboxRadioSwitch,
+	},
+	data() {
+		return {
+			showConfetti: loadState('libresign', 'show_confetti_after_signing', true) === true,
+		}
+	},
+	methods: {
+		t,
+		saveShowConfetti() {
+			OCP.AppConfig.setValue('libresign', 'show_confetti_after_signing', this.showConfetti ? '1' : '0')
+		},
+	},
+}
+</script>