feat: add i18n support and implement Grafana plugin

Adds internationalization support in filters and origins pages by 
importing the useI18n function. Expands ESLint configuration to 
include new rules and plugins, ensuring improved code quality. 
Introduces Grafana monitoring plugin to enhance performance 
tracking capabilities in the application.

components/pages/events/event-distance.vue

@@ -1,19 +1,13 @@
 <template>
   <v-row dense>
     <v-col cols="12" sm="12" md="6">
-      <v-icon class="me-1">
-        mdi-home
-      </v-icon>
+      <v-icon class="me-1" icon='mdi-home' />
       <span><strong>{{ distance.origin }}</strong></span>
     </v-col>
     <v-col cols="12" sm="12" md="6">
-      <v-icon class="me-1">
-        mdi-car
-      </v-icon>
-      <span>{{ numericDistance }} km</span>
-      <v-icon class="ms-2 me-1">
-        mdi-clock-outline
-      </v-icon>
+      <v-icon class="me-1" icon='mdi-car' />
+      <span>{{ numericDistance }}</span>
+      <v-icon class="ms-2 me-1" icon='mdi-clock-outline' />
       <span>{{ distance.duration }}</span>
     </v-col>
   </v-row>
@@ -21,6 +15,7 @@
 
 <script setup lang='ts'>
 import { computed, type PropType } from 'vue'
+
 import type { DanceHallDistance } from '~/graphql/generated/operations'
 
 const props = defineProps({
@@ -30,8 +25,8 @@ const props = defineProps({
   },
 })
 const numericDistance = computed(() =>
-  Number(props.distance.distance / 1000).toLocaleString('sv-SE', {
+  `${Number(props.distance.distance / 1000).toLocaleString('sv-SE', {
     minimumFractionDigits: 2,
     maximumFractionDigits: 2,
-  }))
+  })} km`)
 </script>