rebuild fts tables

Refs simonw/sqlite-utils#149

.github/workflows/deploy-demo.yml

@@ -28,7 +28,7 @@ jobs:
     - name: Install Python dependencies
       run: |
         python -m pip install --upgrade pip
-        pip install sqlite-utils>=2.17
+        pip install sqlite-utils>=2.18
         sqlite-utils --version
         pip install -e .
         pip install datasette
@@ -81,6 +81,8 @@ jobs:
         sqlite-utils github.db "update raw_authors set email = ''"
         # Fetch emojis
         github-to-sqlite emojis github.db --fetch
+        # Rebuild FTS tables
+        sqlite-utils rebuild-fts github.db
     - uses: actions/upload-artifact@v2
       with:
         path: github.db