/admin and with working with db. data is pulling from db

src/app/(main)/parts/categoryMapping.ts

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+// Minimal, future-proof category mapping for builder logic
+export const categoryToComponentType: Record<string, string> = {
+  "Muzzle Devices": "Muzzle Device",
+  "Receiver Parts": "Lower Receiver",
+  "Barrel Parts": "Barrel",
+  "Stock Parts": "Stock",
+  "Bolt Parts": "Bolt Carrier Group",
+  "Triggers Parts": "Trigger",
+  "Sights": "Accessories"
+};
+
+// Map category to builder component type, with fallback heuristics
+export function mapToBuilderType(category: string): string {
+  if (categoryToComponentType[category]) {
+    return categoryToComponentType[category];
+  }
+  // Fallback: guess based on keywords
+  if (category?.toLowerCase().includes('barrel')) return 'Barrel';
+  if (category?.toLowerCase().includes('stock')) return 'Stock';
+  if (category?.toLowerCase().includes('bolt')) return 'Bolt Carrier Group';
+  if (category?.toLowerCase().includes('trigger')) return 'Trigger';
+  if (category?.toLowerCase().includes('sight') || category?.toLowerCase().includes('optic')) return 'Accessories';
+  // Log for future mapping
+  console.warn('Unmapped category:', category);
+  return 'Accessories';
+}
+
+// List of standardized builder component types (from component_type.csv)
+export const standardizedComponentTypes = [
+  "Upper Receiver",
+  "Barrel",
+  "Muzzle Device",
+  "Lower Receiver",
+  "Safety",
+  "Trigger",
+  "Gas Tube",
+  "Gas Block",
+  "Grips",
+  "Handguards",
+  "Charging Handle",
+  "Bolt Carrier Group",
+  "Magazine",
+  "Buffer Assembly",
+  "Buffer Tube",
+  "Foregrips",
+  "Lower Parts Kit",
+  "Accessories"
+];
+
+// Builder category hierarchy for filters
+export const builderCategories = [
+  {
+    id: "upper-parts",
+    name: "Upper Parts",
+    subcategories: [
+      { id: "complete-upper", name: "Complete Upper Receiver" },
+      { id: "stripped-upper", name: "Stripped Upper Receiver" },
+      { id: "barrel", name: "Barrel" },
+      { id: "gas-block", name: "Gas Block" },
+      { id: "gas-tube", name: "Gas Tube" },
+      { id: "handguard", name: "Handguard / Rail" },
+      { id: "bcg", name: "Bolt Carrier Group (BCG)" },
+      { id: "charging-handle", name: "Charging Handle" },
+      { id: "muzzle-device", name: "Muzzle Device" },
+      { id: "forward-assist", name: "Forward Assist" },
+      { id: "dust-cover", name: "Dust Cover" }
+    ]
+  },
+  {
+    id: "lower-parts",
+    name: "Lower Parts",
+    subcategories: [
+      { id: "complete-lower", name: "Complete Lower Receiver" },
+      { id: "stripped-lower", name: "Stripped Lower Receiver" },
+      { id: "lower-parts-kit", name: "Lower Parts Kit" },
+      { id: "trigger", name: "Trigger / Fire Control Group" },
+      { id: "buffer-tube", name: "Buffer Tube Assembly" },
+      { id: "buffer-spring", name: "Buffer & Spring" },
+      { id: "stock", name: "Stock / Brace" },
+      { id: "pistol-grip", name: "Pistol Grip" },
+      { id: "trigger-guard", name: "Trigger Guard" },
+      { id: "ambi-controls", name: "Ambidextrous Controls" }
+    ]
+  },
+  {
+    id: "accessories",
+    name: "Accessories",
+    subcategories: [
+      { id: "optics", name: "Optics & Sights" },
+      { id: "sling-mounts", name: "Sling Mounts / QD Points" },
+      { id: "slings", name: "Slings" },
+      { id: "grips-bipods", name: "Vertical Grips / Bipods" },
+      { id: "lights", name: "Weapon Lights" },
+      { id: "magazines", name: "Magazines" },
+      { id: "optic-mounts", name: "Optic Mounts / Rings" },
+      { id: "suppressors", name: "Suppressors / Adapters" }
+    ]
+  },
+  {
+    id: "kits-bundles",
+    name: "Kits / Bundles",
+    subcategories: [
+      { id: "rifle-kit", name: "Rifle Kit" },
+      { id: "pistol-kit", name: "Pistol Kit" },
+      { id: "upper-kit", name: "Upper Build Kit" },
+      { id: "lower-kit", name: "Lower Build Kit" },
+      { id: "kit-80", name: "80% Build Kit" },
+      { id: "receiver-set", name: "Matched Receiver Set" }
+    ]
+  }
+];
+
+// Example subcategory mapping (expand as needed)
+export const subcategoryMapping: Record<string, string> = {
+  "Rifle Barrels": "barrel",
+  "Bolt Carrier Groups": "bcg",
+  "Handguards & Rails": "handguard",
+  "Suppressors": "suppressors",
+  "Receivers": "complete-upper", // or "stripped-upper" if you want to split
+  "Triggers": "trigger",
+  "Rifle Stocks": "stock",
+  "Buttstocks": "stock",
+  // ...add more mappings as needed
+};