Apply suggestions from code review

Author: Blargian

scripts/settings/autogenerate-settings.sh

@@ -272,6 +272,7 @@ if [ -f "$FUNCTION_SQL_FILE" ]; then
         }
 
         # Rename the temporary output file to the correct name
+        # Category can be "Dates and Times" for example, resulting in `dates and times-functions.md` so we change spaces to underscores
         CATEGORY_LOWER=$(echo "$CATEGORY" | tr '[:upper:]' '[:lower:]' | tr ' ' '_')
         if [ -f "temp-functions.md" ]; then
             echo "${CATEGORY_LOWER}-functions.md"
@@ -400,13 +401,13 @@ for i in "${!insert_src_files[@]}"; do
       trap 'rm -f "$tmp_file"' EXIT
 
       # 1. Copy everything up to and including <!--AUTOGENERATED_START-->
-      sed -n '1,/<!--AUTOGENERATED_START-->/p' "$dest_full_path" > "$tmp_file"
+      awk '/<!--AUTOGENERATED_START-->/ {print; exit}; {print}' "$dest_full_path" > "$tmp_file"
 
       # 2. Add the content from the source file
       cat "$src_rel_path" >> "$tmp_file"
 
       # 3. Add everything from <!--AUTOGENERATED_END--> to the end of the file
-      sed -n '/<!--AUTOGENERATED_END-->/,$p' "$dest_full_path" >> "$tmp_file"
+      awk 'BEGIN {found=0}; /<!--AUTOGENERATED_END-->/ {found=1}; found {print}' "$dest_full_path" >> "$tmp_file"
 
       # Replace the original file with the modified content
       mv "$tmp_file" "$dest_full_path"