Sync from GitHub via hub-sync

Sync from GitHub via hub-sync

Tighten summary table rendering

Add preview academic year control

update tests and refine app

Add editor version save and restore

Add curriculum version surface

Allow chat to propose course drafts

Organize frontend static pages

Harden live editor chat streaming

split editor file for modularity

tests + textbook parsing bug fix + ci for tests + formatting

initial commit - agent with attachment

initial diff engine for agentic changes

sample chat template for editor

Refine curriculum preview generation

test ai pipeline

fix table

move images to frontend for rendering, footer fixes

template preview test

docker

submission

minimal v1 form frontend