feat(commit-with-llm): include git log context in LLM prompt for consistent commit messages

bin/commit-with-llm

@@ -6,9 +6,13 @@ function commit-with-llm() {
     PROMPT_FILE="tmp/llm_update"
     echo -e "\nWrite prompt to $PROMPT_FILE."
     cat << EOF > "$PROMPT_FILE"
-Look at the git diff below and reply with a git commit message. Ensure that the commit message matches the conventional commits specification.
-If possible add a scope. Reply with the commit message only.
+Look at the git log and the git diff below and reply with a git commit message matching the changes and style of the log.
+The commit message must comply with the conventional commits specification. Reply with the commit message only.
 
+<<<  git log -n 5 --pretty=format:"%ci: %B" >>>
+$(git log -n 5 --pretty=format:"%ci: %B")
+
+<<< git diff --staged >>>
 $(git diff --staged)
 EOF
 
@@ -40,4 +44,4 @@ EOF
     if [[ "$CONFIRM" =~ ^[Ee]$ ]]; then
         git commit --amend
     fi
-}
+}