able to pull Products using Shopify GraphQL API

src/config.ts

@@ -1,10 +1,43 @@
-class Config {
+export class Config {
   productPhotosFolderId: string
+  shopifyApiKey: string
+  shopifyApiSecretKey: string
+  shopifyAdminApiAccessToken: string
+  shopifyApiURI: string
 
   constructor() {
     let ss = SpreadsheetApp.getActive()
     let s = ss.getSheetByName("vars")
 
-    this.productPhotosFolderId = vlookupByColumns("vars", "key", "productPhotosFolderId", "value")
+    this.productPhotosFolderId = vlookupByColumns(
+      "vars",
+      "key",
+      "productPhotosFolderId",
+      "value"
+    )
+    this.shopifyApiKey = vlookupByColumns(
+      "vars",
+      "key",
+      "shopifyApiKey",
+      "value"
+    )
+    this.shopifyApiSecretKey = vlookupByColumns(
+      "vars",
+      "key",
+      "shopifyApiSecretKey",
+      "value"
+    )
+    this.shopifyAdminApiAccessToken = vlookupByColumns(
+      "vars",
+      "key",
+      "shopifyAdminApiAccessToken",
+      "value"
+    )
+    this.shopifyApiURI = vlookupByColumns(
+      "vars",
+      "key",
+      "shopifyApiURI",
+      "value"
+    )
   }
-}
+}