android: rich GPS notification with pace, request POST_NOTIFICATIONS

- Notification title: "Bocken — Tracking GPS for active Workout"
- Live updates with elapsed time, distance, and pace (min/km)
- Request POST_NOTIFICATIONS permission at runtime (Android 13+)
- Page titles: "- Fitness" → "- Bocken" (missed in prior commit)

src/routes/fitness/[exercises=fitnessExercises]/+page.svelte

@@ -24,7 +24,7 @@
 	}));
 </script>
 
-<svelte:head><title>{lang === 'en' ? 'Exercises' : 'Übungen'} - Fitness</title></svelte:head>
+<svelte:head><title>{lang === 'en' ? 'Exercises' : 'Übungen'} - Bocken</title></svelte:head>
 
 <div class="exercises-page">
 	<h1>{t('exercises_title', lang)}</h1>

src/routes/fitness/[exercises=fitnessExercises]/[id]/+page.svelte

@@ -163,7 +163,7 @@
 	}
 </script>
 
-<svelte:head><title>{exercise?.localName ?? (lang === 'en' ? 'Exercise' : 'Übung')} - Fitness</title></svelte:head>
+<svelte:head><title>{exercise?.localName ?? (lang === 'en' ? 'Exercise' : 'Übung')} - Bocken</title></svelte:head>
 
 <div class="exercise-detail">
 	<h1>{exercise?.localName ?? 'Exercise'}</h1>

src/routes/fitness/[history=fitnessHistory]/+page.svelte

@@ -39,7 +39,7 @@
 	}
 </script>
 
-<svelte:head><title>{t('history_title', lang)} - Fitness</title></svelte:head>
+<svelte:head><title>{t('history_title', lang)} - Bocken</title></svelte:head>
 
 <div class="history-page">
 	<h1>{t('history_title', lang)}</h1>

src/routes/fitness/[history=fitnessHistory]/[id]/+page.svelte

@@ -506,7 +506,7 @@
 </script>
 
 <svelte:head>
-	<title>{session?.name ?? (lang === 'en' ? 'Workout' : 'Training')} - Fitness</title>
+	<title>{session?.name ?? (lang === 'en' ? 'Workout' : 'Training')} - Bocken</title>
 	<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
 </svelte:head>
 

src/routes/fitness/[measure=fitnessMeasure]/+page.svelte

@@ -259,7 +259,7 @@
 	}
 </script>
 
-<svelte:head><title>{lang === 'en' ? 'Measure' : 'Messen'} - Fitness</title></svelte:head>
+<svelte:head><title>{lang === 'en' ? 'Measure' : 'Messen'} - Bocken</title></svelte:head>
 
 <div class="measure-page">
 	<h1>{t('measure_title', lang)}</h1>

src/routes/fitness/[stats=fitnessStats]/+page.svelte

@@ -125,7 +125,7 @@
 
 </script>
 
-<svelte:head><title>{t('stats_title', lang)} - Fitness</title></svelte:head>
+<svelte:head><title>{t('stats_title', lang)} - Bocken</title></svelte:head>
 
 <div class="stats-page">
 	<h1>{t('stats_title', lang)}</h1>

src/routes/fitness/[workout=fitnessWorkout]/+page.svelte

@@ -290,7 +290,7 @@
 	}
 </script>
 
-<svelte:head><title>{lang === 'en' ? 'Workout' : 'Training'} - Fitness</title></svelte:head>
+<svelte:head><title>{lang === 'en' ? 'Workout' : 'Training'} - Bocken</title></svelte:head>
 
 <div class="template-view">
 	{#if hasSchedule && nextTemplate}

src/routes/fitness/[workout=fitnessWorkout]/[active=fitnessActive]/+page.svelte

@@ -519,7 +519,7 @@
 </script>
 
 <svelte:head>
-	<title>{workout.name || (lang === 'en' ? 'Workout' : 'Training')} - Fitness</title>
+	<title>{workout.name || (lang === 'en' ? 'Workout' : 'Training')} - Bocken</title>
 	<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
 </svelte:head>