Update git-commit-ai script: remove endpoint, use aichat for model selection

- Replace hardcoded endpoint with aichat for model selection
- Remove system_message variable and its usage in query
- Use aichat command for generating commit message instead of curl

home/common/optional/desktop/dwm/scripts/git-commit-ai.nix

@@ -31,48 +31,24 @@
       # Usage: ./git-commit-ai --git-diff-commands --model
       #
       #
-      endpoint="10.0.10.100:11434"
-      
       diff=$(git diff "$@" )
       [ -z "$diff" ] && echo "No diff provided. Did you stage the changes?" && exit 1
       tokens=$(echo "$diff" | tiktoken-cli)
       echo -e "\n\nEstimated tokens: $tokens\n\n"
+
       choose_model() {
-          models_response=$(curl http://$endpoint/api/tags)
+          models=$(${pkgs.aichat}/bin/aichat --list-models)
-          model=$(echo "$models_response" | jq -r '..|.model? // empty' | fzf | sed 's/:latest$//')
+          model=$(echo "$models" | fzf)
       }
       choose_model
       
-      system_message="""
-      You are a git commit generator. You will be provided with a git diff file.
-      Your role is to create a concise commit message that outlines all of the
-      most relevant and impactful changes in the diff. You only output a commit
-      message, do not write anything else not related to the commit. Use
-      imperative mood for you writing style.
-      
-      Your message should include a short summary in the first line followed by
-      more detailed descriptions of the changes on subsequent lines.
-      
-      The first line summary should be no more than 70 characters, not end with a
-      period, and a blank line should separate the summary from the body of the
-      message.
-      
-      There should only be 1 summary line, and 1 body with the description.
-      The body should include no more than 3 bullet points with more detailed
-      descriptions of the files and functions that have been modified.
-      
-      Do not output any code.
-      """
-      
-      query=$(jq -n --arg model "$model" --arg system_message "$system_message" --arg prompt "$diff" '{model: $model, system: $system_message, prompt: $prompt, stream: false}')
-      
       git config commit.template ".git/gitmessage"
       
       redo=""
       while true
       do
         
-        [ -z "$redo" ] && echo "Using model: $model" && commit_message=$(curl -s http://$endpoint/api/generate -H "Content-Type: application/json" -d "$query" | jq -r '.response')
+        [ -z "$redo" ] && echo "Using model: $model" && commit_message=$(${pkgs.aichat}/bin/aichat --model "$model" --role "git_commit" "$diff")
       
         echo ""
         echo "Message:"