fix: bundle Rocky site manual mapping

lib/site-config.ts

@@ -1,5 +1,4 @@
-import { readFileSync } from 'fs'
-import { join } from 'path'
+import siteManufacturerMapping from '@/lib/site-manufacturer-mapping.json'
 
 /**
  * Site configuration interface
@@ -31,27 +30,29 @@ function loadSiteMapping(): {
     return siteMappingCache
   }
 
+  const fallback = {
+    sites: {
+      'rockymountainvending.com': {
+        tier: 1,
+        description: 'Default site configuration',
+        manufacturers: ['Crane', 'Royal Vendors', 'GPL', 'AP', 'Dixie-Narco', 'USI', 'Vendo'],
+        includePaymentComponents: true,
+        minManualCount: 3,
+      },
+    },
+    manufacturerAliases: {},
+  }
+
   try {
-    const mappingPath = join(process.cwd(), 'lib', 'site-manufacturer-mapping.json')
-    const content = readFileSync(mappingPath, 'utf-8')
-    const mapping = JSON.parse(content)
-    siteMappingCache = mapping
-    return mapping
+    siteMappingCache = siteManufacturerMapping as {
+      sites: Record<string, SiteConfig>
+      manufacturerAliases: Record<string, string[]>
+    }
+    return siteMappingCache
   } catch (error) {
     console.error('Error loading site manufacturer mapping:', error)
-    // Return default configuration for rockymountainvending.com
-    return {
-      sites: {
-        'rockymountainvending.com': {
-          tier: 1,
-          description: 'Default site configuration',
-          manufacturers: ['Crane', 'Royal Vendors', 'GPL', 'AP', 'Dixie-Narco', 'USI', 'Vendo'],
-          includePaymentComponents: true,
-          minManualCount: 3,
-        },
-      },
-      manufacturerAliases: {},
-    }
+    siteMappingCache = fallback
+    return siteMappingCache
   }
 }