Revise README with caution and configuration updates

Updated configuration reference and added caution note about V3.x compatibility.

README.md

@@ -1,5 +1,11 @@
 [![Discord](https://img.shields.io/badge/Join%20Our%20Discord-5865F2?style=for-the-badge&logo=discord&logoColor=white)](https://discord.gg/8BxYbV4pkj)
 
+> [!CAUTION]
+> V3.x does not support the new Bing Rewards interface!
+> 
+> Use at your own risk — some features may not work as expected.
+
+
 ---
 
 ## Table of Contents
@@ -70,7 +76,7 @@ If using Nix: `bash scripts/nix/run.sh`
 
 ---
 
-## Configuration Reference
+## Configuration Options
 
 Edit `src/config.json` to customize behavior. Below are all currently available options.
 
@@ -100,7 +106,7 @@ Edit `src/config.json` to customize behavior. Below are all currently available
 | `workers.doDailySet`          | boolean | `true`  | Complete daily set          |
 | `workers.doSpecialPromotions` | boolean | `true`  | Complete special promotions |
 | `workers.doMorePromotions`    | boolean | `true`  | Complete more promotions    |
-| `workers.doPunchCards`        | boolean | `true`  | Complete punchcards         |
+| `workers.doPunchCards`        | boolean | `true`  | Complete punchcards  (WIP)       |
 | `workers.doAppPromotions`     | boolean | `true`  | Complete app promotions     |
 | `workers.doDesktopSearch`     | boolean | `true`  | Perform desktop searches    |
 | `workers.doMobileSearch`      | boolean | `true`  | Perform mobile searches     |