add initial spec of the merkletree (#10)

* add initial spec of the merkletree

* update gh workflow to work with the new book path

* rephrase non-inclusion section

.github/workflows/mdbook.yml

@@ -36,11 +36,13 @@ jobs:
         id: pages
         uses: actions/configure-pages@v4
       - name: Build with mdBook
-        run: mdbook build
+        run: |
+          cd book
+          mdbook build
       - name: Upload artifact
         uses: actions/upload-pages-artifact@v3
         with:
-          path: ./book
+          path: ./book/book
 
   deploy:
     environment: