feat: add StationResource with poll action and view page

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/Feature/Admin/StationResourceTest.php

@@ -0,0 +1,37 @@
+<?php
+
+use App\Filament\Resources\StationResource\Pages\ListStations;
+use App\Models\Station;
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Livewire\Livewire;
+
+uses(RefreshDatabase::class);
+
+beforeEach(function () {
+    $this->admin = User::factory()->admin()->create();
+    $this->actingAs($this->admin);
+});
+
+it('renders the station list', function () {
+    $stations = Station::factory()->count(3)->create();
+
+    Livewire::test(ListStations::class)
+        ->assertOk()
+        ->assertCanSeeTableRecords($stations);
+});
+
+it('filters to supermarkets only', function () {
+    $regular = Station::factory()->create(['is_supermarket' => false]);
+    $super = Station::factory()->supermarket()->create();
+
+    Livewire::test(ListStations::class)
+        ->filterTable('is_supermarket', true)
+        ->assertCanSeeTableRecords([$super])
+        ->assertCanNotSeeTableRecords([$regular]);
+});
+
+it('has a trigger full poll header action', function () {
+    Livewire::test(ListStations::class)
+        ->assertActionExists('triggerFullPoll');
+});