add buyer and seller name

tune example criteria for date to use buddhist years only

remove expense items from prompt, causes instability

add extract_form_info_prompts

app_interface

connect backend with frontend

poc1 draft code and refactor

added tools, but missing the feedback function

kie func more stable

refactor and setup langgraph flow

more graph setup, comments on how the flow should work

refactor for kie and basic form management functions

Merge pull request #5 from casedone/add/show-image-ui

add/show-image-ui

Merge pull request #4 from casedone/feature/HE-15-vlm_inference

receipt kie using openai

change/name-of-file

add poetry

feature/gradio-ui-draft-and-poetry

initial structure