feat: Add UI for custom tools (#12585)

### Tools list

<img width="2316" height="666" alt="CleanShot 2025-10-03 at 20 42 41@2x"
src="https://github.com/user-attachments/assets/ccbffd16-804d-4eb8-9c64-2d1cfd407e4e"
/>

### Tools form 

<img width="2294" height="2202" alt="CleanShot 2025-10-03 at 20 43
05@2x"
src="https://github.com/user-attachments/assets/9f49aa09-75a1-4585-a09d-837ca64139b8"
/>

## Response

<img width="800" height="2144" alt="CleanShot 2025-10-03 at 20 45 56@2x"
src="https://github.com/user-attachments/assets/b0c3c899-6050-4c51-baed-c8fbec5aae61"
/>

---------

Co-authored-by: Pranav <pranavrajs@gmail.com>
Co-authored-by: Pranav <pranav@chatwoot.com>

app/javascript/dashboard/store/index.js

@@ -57,6 +57,7 @@ import copilotThreads from './captain/copilotThreads';
 import copilotMessages from './captain/copilotMessages';
 import captainScenarios from './captain/scenarios';
 import captainTools from './captain/tools';
+import captainCustomTools from './captain/customTools';
 
 const plugins = [];
 
@@ -119,6 +120,7 @@ export default createStore({
     copilotMessages,
     captainScenarios,
     captainTools,
+    captainCustomTools,
   },
   plugins,
 });