weight 0.7 is best.
I created this LoRA as requested.

Please read the description.

outfit1
1girl, solo, long hair, purple hair, braid, maid headdress, purple eyes, neck ribbon, frills, vertical stripes, blue dress, short sleeves, apron, black pantyhose

I uploaded a sample image of the outfit as a post.

Due to the small number of images in the dataset, the character's clothing or pose may not be fully realized.