aichat: added more providers

roles/home/helix.nix

@@ -36,7 +36,17 @@ let
       - name: code-commenter
         max_input_tokens: null    
       - name: git-commit-message
-        max_input_tokens: null    
+        max_input_tokens: null
+        
+    - type: claude
+      api_key: null
+
+    - type: openai
+      api_key: null
+      api_base: https://api.openai.com/v1
+
+    - type: gemini
+      api_key: null
   '';
 in
 {