Add dropdown to /inventory command for quick navigation (#365)

- Add ability to handle dropdown menus with the bot
- Add a dropdown to the inventoryhelper
- Add handler for the dropdown to navigate to that page

#344

Reviewed-on: #365
Reviewed-by: VylpesTester <tester@vylpes.com>
Co-authored-by: Ethan Lane <ethan@vylpes.com>
Co-committed-by: Ethan Lane <ethan@vylpes.com>

src/registry.ts

@@ -31,6 +31,9 @@ import SeriesEvent from "./buttonEvents/Series";
 import TradeButtonEvent from "./buttonEvents/Trade";
 import ViewButtonEvent from "./buttonEvents/View";
 
+// String Dropdown Event Imports
+import InventoryStringDropdown from "./stringDropdowns/Inventory";
+
 export default class Registry {
     public static RegisterCommands() {
         // Global Commands
@@ -64,4 +67,8 @@ export default class Registry {
         CoreClient.RegisterButtonEvent("trade", new TradeButtonEvent());
         CoreClient.RegisterButtonEvent("view", new ViewButtonEvent());
     }
+
+    public static RegisterStringDropdownEvents() {
+        CoreClient.RegisterStringDropdownEvent("inventory", new InventoryStringDropdown());
+    }
 }