working version checkin

*  add config class
*  add vlookup
*  add menu
*  add photo folder creation
*  add prep for product templates

src/productTemplate.ts

@@ -0,0 +1,44 @@
+function productTemplate(row: number) {
+  let updateColumns = [
+    "function",
+    "type",
+    "category",
+    "product_type",
+    "tags",
+    "price",
+    "shipping",
+    "weight (grams)",
+  ]
+
+  let productInventorySheet =
+    SpreadsheetApp.getActiveSpreadsheet().getSheetByName("product_inventory")
+  let titleValue = getCellValueByColumnName(productInventorySheet, "title", row)
+  for (let i = 0; i < updateColumns.length; i++) {
+    let currentValue = getCellValueByColumnName(
+      productInventorySheet,
+      updateColumns[i],
+      row
+    )
+    if (currentValue != "") {
+      console.log(
+        "current value for '" + updateColumns[i] + "' is '" + currentValue + "'"
+      )
+      continue
+    }
+    let templateValue = vlookupByColumns(
+      "product_types",
+      "title",
+      titleValue,
+      updateColumns[i]
+    )
+    if (templateValue != "") {
+      console.log(
+        "template value for '" +
+          updateColumns[i] +
+          "' is '" +
+          templateValue +
+          "'"
+      )
+    }
+  }
+}