Show timezone information on visits list (#865)

* Initial plan

* Initial investigation: Show timezone on visits list - planning implementation

Co-authored-by: seanmorley15 <98704938+seanmorley15@users.noreply.github.com>

* Show timezone on visits list - add timezone badge display

Co-authored-by: seanmorley15 <98704938+seanmorley15@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: seanmorley15 <98704938+seanmorley15@users.noreply.github.com>

frontend/postcss.config.js

@@ -1,6 +1,6 @@
 export default {
 	plugins: {
 		tailwindcss: {},
-    autoprefixer: {},
-  },
-}
+		autoprefixer: {}
+	}
+};

frontend/src/lib/components/Navbar.svelte

@@ -64,7 +64,7 @@
 		ja: '日本語',
 		ar: 'العربية',
 		'pt-br': 'Português (Brasil)',
-		'sk': 'Slovenský'
+		sk: 'Slovenský'
 	};
 
 	const submitLocaleChange = (event: Event) => {

frontend/src/lib/components/locations/LocationVisits.svelte

@@ -899,6 +899,9 @@
 												{:else}
 													<ClockIcon class="w-3 h-3 text-base-content/50" />
 												{/if}
+												{#if visit.timezone && !isAllDay(visit.start_date)}
+													<span class="badge badge-outline badge-sm">{visit.timezone}</span>
+												{/if}
 												<div class="text-sm font-medium truncate">
 													{#if isAllDay(visit.start_date)}
 														{visit.start_date && typeof visit.start_date === 'string'