feat: add bundle feature with 2x/3x set options

- Created BundleSelector component for selecting bundle options
- Updated ProductDetail to show bundle options
- Added bundle translations for all 4 locales
- Added GraphQL query for bundle products
- Updated TypeScript types for attributes
- Saleor backend: created bundle products for all base products

src/i18n/messages/de.json

@@ -312,6 +312,13 @@
     "urgency2": "In den Warenkörben von 2,5K Menschen - kaufen Sie, bevor es weg ist!",
     "urgency3": "7.562 Personen haben sich dieses Produkt in den letzten 24 Stunden angesehen!"
   },
+  "Bundle": {
+    "selectBundle": "Paket wählen",
+    "singleUnit": "1 Stück",
+    "xSet": "{count}x Set",
+    "save": "Spare {amount}",
+    "perUnit": "pro Stück"
+  },
   "Newsletter": {
     "stayConnected": "Bleiben Sie verbunden",
     "joinCommunity": "Werden Sie Teil unserer Gemeinschaft",

src/i18n/messages/en.json

@@ -341,6 +341,13 @@
     "urgency2": "In the carts of 2.5K people - buy before its gone!",
     "urgency3": "7,562 people viewed this product in the last 24 hours!"
   },
+  "Bundle": {
+    "selectBundle": "Select Package",
+    "singleUnit": "1 Unit",
+    "xSet": "{count}x Set",
+    "save": "Save {amount}",
+    "perUnit": "per unit"
+  },
   "Newsletter": {
     "stayConnected": "Stay Connected",
     "joinCommunity": "Join Our Community",

src/i18n/messages/fr.json

@@ -312,6 +312,13 @@
     "urgency2": "Dans les paniers de 2,5K personnes - achetez avant qu'il ne disparaisse!",
     "urgency3": "7 562 personnes ont vu ce produit ces dernières 24 heures!"
   },
+  "Bundle": {
+    "selectBundle": "Choisir le Pack",
+    "singleUnit": "1 Unité",
+    "xSet": "{count}x Set",
+    "save": "Économisez {amount}",
+    "perUnit": "par unité"
+  },
   "Newsletter": {
     "stayConnected": "Restez Connectés",
     "joinCommunity": "Rejoignez Notre Communauté",

src/i18n/messages/sr.json

@@ -341,6 +341,13 @@
     "urgency2": "U korpama 2.5K ljudi - kupi pre nego što nestane!",
     "urgency3": "7.562 osobe su pogledale ovaj proizvod u poslednja 24 sata!"
   },
+  "Bundle": {
+    "selectBundle": "Izaberi pakovanje",
+    "singleUnit": "1 komad",
+    "xSet": "{count}x Set",
+    "save": "Štedi {amount}",
+    "perUnit": "po komadu"
+  },
   "Newsletter": {
     "stayConnected": "Ostanite povezani",
     "joinCommunity": "Pridružite se našoj zajednici",