DEPLOY: rebuild frontend before publishing host artifact

.gitea/workflows/deploy.yml

@@ -22,6 +22,26 @@ jobs:
         with:
           dotnet-version: '10.0.x'
 
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: pnpm
+          cache-dependency-path: frontend/pnpm-lock.yaml
+
+      - name: Build frontend into Host static assets
+        run: |
+          pnpm install --frozen-lockfile
+          VITE_APP_VERSION="${GITHUB_SHA::7}" pnpm build
+          grep -R -q 'app-version' dist
+          grep -R -q 'UI contract 4.0' dist
+          find ../src/KArtSell.Host/wwwroot -mindepth 1 -delete
+          cp -R dist/. ../src/KArtSell.Host/wwwroot/
+        working-directory: frontend
+
       - run: dotnet restore KArtSell.sln
 
       - run: dotnet build KArtSell.sln --no-restore -c Release