feat(app): auth, orgs/events UI, router guards, and dev tooling

- Add Sanctum auth flow (store, composables, login, axios interceptors)
- Add dashboard, organisation list/detail, events CRUD dialogs
- Wire router guards, navigation, organisation switcher in layout
- Replace Vuexy @db types in NavSearchBar; add @iconify/types; themeConfig title typing
- Vuetify settings.scss + resolve configFile via fileURLToPath; drop dead path aliases
- Root index redirects to dashboard; fix events table route name
- API: DevSeeder + DatabaseSeeder updates; docs TEST_SCENARIO; corporate identity assets

Made-with: Cursor

apps/app/src/components/layout/OrganisationSwitcher.vue

@@ -0,0 +1,64 @@
+<script setup lang="ts">
+import { useAuthStore } from '@/stores/useAuthStore'
+
+const authStore = useAuthStore()
+
+const hasMultipleOrgs = computed(() => authStore.organisations.length > 1)
+const currentOrgName = computed(() => authStore.currentOrganisation?.name ?? 'Geen organisatie')
+</script>
+
+<template>
+  <div class="organisation-switcher mx-4 mb-2">
+    <!-- Single org: just show the name -->
+    <div
+      v-if="!hasMultipleOrgs"
+      class="d-flex align-center gap-x-2 pa-2"
+    >
+      <VIcon
+        icon="tabler-building"
+        size="20"
+        color="primary"
+      />
+      <span class="text-body-2 font-weight-medium text-truncate">
+        {{ currentOrgName }}
+      </span>
+    </div>
+
+    <!-- Multiple orgs: dropdown -->
+    <VBtn
+      v-else
+      variant="tonal"
+      color="primary"
+      block
+      class="text-none justify-start"
+      prepend-icon="tabler-building"
+    >
+      <span class="text-truncate">{{ currentOrgName }}</span>
+
+      <VMenu
+        activator="parent"
+        width="250"
+        location="bottom start"
+      >
+        <VList density="compact">
+          <VListItem
+            v-for="org in authStore.organisations"
+            :key="org.id"
+            :active="org.id === authStore.currentOrganisation?.id"
+            @click="authStore.setActiveOrganisation(org.id)"
+          >
+            <VListItemTitle>{{ org.name }}</VListItemTitle>
+            <template #append>
+              <VChip
+                size="x-small"
+                variant="text"
+              >
+                {{ org.role }}
+              </VChip>
+            </template>
+          </VListItem>
+        </VList>
+      </VMenu>
+    </VBtn>
+  </div>
+</template>