refactor: enhance module interval label logic and add reset buttons in edit forms

Refined the moduleIntervalLabel function to improve handling of cron expressions and refresh intervals, ensuring clearer display of module timing information. Added reset buttons for community and DoH profile selections in the edit forms, enhancing user experience by allowing quick resets to default values.

web/src/routes/modules/+page.svelte

@@ -121,11 +121,19 @@
 	}
 
 	function moduleIntervalLabel(moduleRow: ModuleRow): string {
-		const cron = typeof moduleRow.cron_expr === 'string' ? moduleRow.cron_expr.trim() : moduleRow.cron_expr;
+		const cron = typeof moduleRow.cron_expr === 'string' ? moduleRow.cron_expr.trim() : '';
+		const raw = moduleRow.refresh_interval_sec as unknown;
+		const interval =
+			typeof raw === 'number'
+				? raw
+				: typeof raw === 'string' && raw.trim().length > 0
+					? Number(raw)
+					: null;
+		const intervalLabel = interval !== null && Number.isFinite(interval) ? `${interval}с` : '';
+		if (cron && intervalLabel) return `${intervalLabel} (${cron})`;
 		if (cron) return cron;
-		return moduleRow.refresh_interval_sec !== null && moduleRow.refresh_interval_sec !== undefined
-			? `${moduleRow.refresh_interval_sec}с`
-			: '—';
+		if (intervalLabel) return intervalLabel;
+		return '—';
 	}
 
 	function toggleModuleSelection(id: string) {

web/src/routes/modules/[moduleId]/+page.svelte

@@ -751,11 +751,19 @@
 	}
 
 	function moduleIntervalLabel(moduleRow: ModuleRow): string {
-		const cron = typeof moduleRow.cron_expr === 'string' ? moduleRow.cron_expr.trim() : moduleRow.cron_expr;
+		const cron = typeof moduleRow.cron_expr === 'string' ? moduleRow.cron_expr.trim() : '';
+		const raw = moduleRow.refresh_interval_sec as unknown;
+		const interval =
+			typeof raw === 'number'
+				? raw
+				: typeof raw === 'string' && raw.trim().length > 0
+					? Number(raw)
+					: null;
+		const intervalLabel = interval !== null && Number.isFinite(interval) ? `${interval}с` : '';
+		if (cron && intervalLabel) return `${intervalLabel} (${cron})`;
 		if (cron) return cron;
-		return moduleRow.refresh_interval_sec !== null && moduleRow.refresh_interval_sec !== undefined
-			? `${moduleRow.refresh_interval_sec}с`
-			: '—';
+		if (intervalLabel) return intervalLabel;
+		return '—';
 	}
 
 	const activeTab = $derived.by(() => {
@@ -1322,6 +1330,18 @@
 						{/each}
 					</SelectContent>
 				</Select>
+				<Button
+					type="button"
+					variant="ghost"
+					size="sm"
+					class="h-7 px-2"
+					onclick={() => {
+						editDefaultCommunitySelect = NONE_OPTION;
+						editForm.default_community_id = null;
+					}}
+				>
+					Сбросить
+				</Button>
 			</div>
 			<div class="space-y-1.5">
 				<Label for="e-doh">DoH профиль</Label>
@@ -1343,6 +1363,18 @@
 						{/each}
 					</SelectContent>
 				</Select>
+				<Button
+					type="button"
+					variant="ghost"
+					size="sm"
+					class="h-7 px-2"
+					onclick={() => {
+						editDohProfileSelect = NONE_OPTION;
+						editForm.doh_profile_id = null;
+					}}
+				>
+					Сбросить
+				</Button>
 			</div>
 			<div
 				class="border-border bg-muted/30 flex flex-row items-center justify-between gap-4 rounded-lg border p-3"