refactor: Refactor gptel config

- Set default model to "llama-cpp-biggerchat"
- Rework configurations for "llama-cpp-code" and "groq"
- Update buffer names in categories-alist
- Change tabby hook from prog-mode to rustic-mode only for now

ext/doom/config.el

@@ -237,7 +237,7 @@
   (defvar categories-alist
     '(
       (:name "org" :modes (org-mode org-agenda-mode) :buffer-name () :type global)
-      (:name "gptel" :modes nil :buffer-name ("*llama-cpp*" "*gptel*" "*groq*" "*gptel-context*" "*gptel-query*") :type global)
+      (:name "gptel" :modes nil :buffer-name ("*llama-cpp*" "*llama-cpp-code*" "*llama-cpp-bigchat*"  "*llama-cpp-biggerchat*" "*gptel*" "*groq*" "*gptel-context*" "*gptel-query*") :type global)
       (:name "terminal" :modes (vterm-mode term-mode) :buffer-name () :type per-project)
       (:name "misc" :modes (+doom-dashboard-mode native-comp-limple-mode messages-buffer-mode) :buffer-name () :type global)
       (:name "misc" :modes (special-mode fundamental-mode) :buffer-name () :type per-project)
@@ -321,25 +321,24 @@
       (string-trim (buffer-substring-no-properties (point-min) (point-max)))))
 
 
+  ;; Default Model
+  ;; TODO Consider switching to coder
   (setq! gptel-backend
          (gptel-make-openai "llama-cpp"
            :stream t
            :protocol "http"
            :host "100.64.0.3:18083"
-           :models '("llama-cpp-model")))
+           :models '("llama-cpp-biggerchat")))
-  (setq! gptel-model   "llama-cpp-model")
+  (setq! gptel-model   "llama-cpp-biggerchat")
 
-  (setq! gptel-directives '((default
+  ;; Qwen-2.5-Coder-32B / Tabby model
-                             . "You are a large language model living in Emacs and a helpful assistant. Respond concisely.")
+  (gptel-make-openai "llama-cpp-code"
-                            (programming
+    :stream t
-                             . "You are a large language model and a careful programmer. Provide code and only code as output without any additional text, prompt or note.")
+    :protocol "http"
-                            (writing
+    :host "100.64.0.3:18080"
-                             . "You are a large language model and a writing assistant. Respond concisely.")
+    :models '("codechat"))
-                            (chat
-                             . "You are a large language model and a conversation partner. Respond concisely.")))
-  (setq! gptel-expert-commands t)
-  (setq! gptel-temperature 0.2)
 
+  ;; Groq API
   (gptel-make-openai "groq"
     :host "api.groq.com"
     :endpoint "/openai/v1/chat/completions"
@@ -350,6 +349,18 @@
               "llama3-8b-8192"))
 
 
+  (setq! gptel-directives '((default
+                             . "You are a large language model living in Emacs and a helpful assistant. Respond concisely.")
+                            (programming
+                             . "You are a large language model and a careful programmer. Provide code and only code as output without any additional text, prompt or note.")
+                            (writing
+                             . "You are a large language model and a writing assistant. Respond concisely.")
+                            (chat
+                             . "You are a large language model and a conversation partner. Respond concisely."))
+         gptel-expert-commands t
+
+         gptel-temperature 0.2)
+
   (add-hook 'gptel-post-response-functions 'gptel-end-of-response)
   (add-hook 'gptel-post-stream-hook 'gptel-auto-scroll)
 
@@ -440,7 +451,7 @@
     (forward-char)))
 
 (use-package! tabby
-  :hook (prog-mode . tabby-mode)
+  :hook (rustic-mode . tabby-mode)
   :init
   (setq tabby-idle-delay 0.5)
   (setq tabby--connection "http://100.64.0.3:8083")