update gpt4all models and config

home-manager/progs/gpt4all/gpt4all.nix

@@ -7,12 +7,12 @@
 let
   models = [
     {
-      name = "Qwen2.5-14B-Instruct-IQ4_XS.gguf";
+      name = "DeepSeek-R1-Distill-Qwen-7B-Q6_K.gguf";
       context_length = 32768;
       gen_length = 8192;
       source = pkgs.fetchurl {
-        url = "https://huggingface.co/bartowski/Qwen2.5-14B-Instruct-GGUF/resolve/main/Qwen2.5-14B-Instruct-IQ4_XS.gguf?download=true";
-        sha256 = "+AHt49no0qQ48MoNsqGJV4FeJ3Cf2hSZqTMjNUIHaO4=";
+        url = "https://huggingface.co/bartowski/DeepSeek-R1-Distill-Qwen-7B-GGUF/resolve/main/DeepSeek-R1-Distill-Qwen-7B-Q6_K.gguf?download=true";
+        sha256 = "3ffa00e72db05668453687d5ab8e7c9fb19705cfd57292a956db17a3633c93f3";
       };
     }
   ];
@@ -72,12 +72,10 @@ in
               filename=${model.name}
               maxLength=${builtins.toString model.gen_length}
               promptBatchSize=256
-              promptTemplate=<|im_start|>user\n%1<|im_end|>\n<|im_start|>assistant\n
-              systemPrompt="<|im_start|>system\n${
+              systemMessage="${
                 # replace newlines with the string "\n" for gpt4all to properly parse
                 builtins.replaceStrings [ "\n" ] [ "\\n" ] system_prompt
-              }<|im_end|>
-              \n"
+              }\n"
             '') models
           ))
           + ''