Did things.

.gitea/workflows/build-serve.yml

@@ -1,30 +0,0 @@
-name: github pages
-
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-
-jobs:
-  deploy:
-    runs-on: ubuntu-20.04
-    concurrency:
-      group: ${{ github.workflow }}-${{ github.ref }}
-    steps:
-      - uses: actions/checkout@v2
-
-      - name: Setup mdBook
-        uses: peaceiris/actions-mdbook@v2
-        with:
-          mdbook-version: '0.4.10'
-          # mdbook-version: 'latest'
-
-      - run: mdbook build
-
-      - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
-        if: ${{ github.ref == 'refs/heads/main' }}
-        with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: ./book

src/SUMMARY.md

@@ -1,3 +1,7 @@
 # Summary
 
-- [Chapter 1](./chapter_1.md)
+[Introduction](README.md)
+
+- [Unit 1: A Quick Romp Through the 17th Century](u1/README.md)
+
+

src/chapter_1.md

@@ -1 +0,0 @@
-# Chapter 1