feat: module Garage — véhicules, entretiens, pièces (intégration GarageManager)

- modules/garage/api.php : API REST MySQL (vehicles, maintenances, parts, stats, photos)
- modules/garage/assets/garage.css + garage.js : UI adaptée (chemins API mis à jour)
- garage.php : page principale avec header/footer HouseHub + i18n
- docker/schema_family.sql : tables pf_vehicles, pf_maintenances, pf_parts
- docker-compose.yml : volume househub_uploads pour photos
- includes/lang/fr|ca|en.php : ~50 clés de traduction garage
- header.php : lien Garage dans nav desktop + mobile
- settings.php : module garage dans les toggles
- README.md : tableau des modules + mise à jour description

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

includes/lang/en.php

@@ -529,4 +529,57 @@ return [
     'gift_empty_state_no_gifts'  => 'No gifts yet.',
     'gift_empty_state_no_filter' => 'No gifts match the filter.',
     'gift_view_matrix'           => 'View detailed matrix',
+
+    // ==========================================
+    // GARAGE MANAGER
+    // ==========================================
+    'menu_garage'              => 'Garage',
+    'garage_page_title'        => 'HouseHub - Garage',
+    'garage_stat_vehicles'     => 'Vehicles',
+    'garage_stat_maintenances' => 'Services',
+    'garage_stat_parts'        => 'Parts',
+    'garage_stat_cost'         => 'Total cost',
+    'garage_my_vehicles'       => 'My vehicles',
+    'garage_reminders'         => 'Reminders & upcoming services',
+    'garage_vehicles_title'    => 'My vehicles',
+    'garage_all_parts'         => 'All parts',
+    'garage_parts_count'       => 'parts',
+    'garage_maintenances'      => 'Services',
+    'garage_parts'             => 'Parts',
+    'garage_add'               => 'Add',
+    'garage_add_vehicle'       => 'Add a vehicle',
+    'garage_add_maintenance'   => 'Add a service',
+    'garage_add_part'          => 'Add a part',
+    'garage_vehicle_name'      => 'Vehicle name',
+    'garage_brand'             => 'Make',
+    'garage_model'             => 'Model',
+    'garage_year'              => 'Year',
+    'garage_plate'             => 'Licence plate',
+    'garage_fuel'              => 'Fuel type',
+    'garage_km'                => 'Current mileage',
+    'garage_color'             => 'Colour',
+    'garage_purchase_date'     => 'Purchase date',
+    'garage_purchase_price'    => 'Purchase price (€)',
+    'garage_photo'             => 'Photo',
+    'garage_notes'             => 'Notes',
+    'garage_maint_type'        => 'Service type',
+    'garage_date'              => 'Date',
+    'garage_km_at'             => 'Mileage at the time',
+    'garage_labor_cost'        => 'Labour cost (€)',
+    'garage_description'       => 'Description',
+    'garage_mechanic'          => 'Mechanic',
+    'garage_garage'            => 'Garage / Workshop',
+    'garage_next_reminder'     => 'Next service (reminder)',
+    'garage_next_date'         => 'Planned date',
+    'garage_next_km'           => 'Planned mileage',
+    'garage_part_name'         => 'Part name',
+    'garage_category'          => 'Category',
+    'garage_reference'         => 'Reference',
+    'garage_unit_price'        => 'Unit price (€)',
+    'garage_quantity'          => 'Quantity',
+    'garage_unit'              => 'Unit',
+    'garage_supplier'          => 'Supplier',
+    'garage_change_photo'      => 'Change photo',
+    'garage_new_photo'         => 'New photo',
+    'garage_update_photo'      => 'Update',
 ];