Test fixups for path traversal/server tests.

* Must build frontend for backend tests... (for now).
* Follow ISO spec on Klingon matters.

.github/workflows/pytest.yaml

@@ -23,6 +23,14 @@ jobs:
       - name: Install fastapi ${{ matrix.fastapi-version }}
         run: poetry add fastapi@^${{ matrix.fastapi-version}}
         working-directory: ${{ env.BACKEND_DIR }}
+      - uses: ./.github/actions/pnpm-node-install
+        name: Install Node, pnpm and dependencies.
+        with:
+          node-version: 22.7.0
+          pnpm-version: 9.7.0
+          pnpm-install-args: --no-frozen-lockfile
+      - name: Build UI
+        run: pnpm run buildUi
       - name: Run Pytest
         run: poetry run pytest --cov=chainlit/
         working-directory: ${{ env.BACKEND_DIR }}

cypress/e2e/readme/spec.cy.ts

@@ -31,7 +31,7 @@ describe('readme_language', () => {
     cy.visit('/', {
       onBeforeLoad(win) {
         Object.defineProperty(win.navigator, 'language', {
-          value: 'Klingon'
+          value: 'tlh'
         });
       }
     });