Fix E2E tests: Use npm run start instead of preview to avoid double build

.gitea/workflows/ci.yaml

@@ -61,7 +61,7 @@ jobs:
       - run: npm run build
 
       # start app, wait, run tests
-      - run: npm run preview &
+      - run: npm run start &
         env: { CI: true }
       - run: npx wait-on http://localhost:3000
       - run: npx playwright test --project=${{ matrix.browser }}
@@ -90,7 +90,7 @@ jobs:
       - run: npm ci
       - run: npx playwright install --with-deps
       - run: npm run build
-      - run: npm run preview &
+      - run: npm run start &
         env: { CI: true }
       - run: npx wait-on http://localhost:3000
 
@@ -139,7 +139,7 @@ jobs:
         run: npm run build
 
       - name: Start application
-        run: npm run preview &
+        run: npm run start &
         env: { CI: true }
 
       - name: Wait for application

tests/e2e/axe.ts

@@ -2,11 +2,13 @@ import { AxeBuilder } from "@axe-core/playwright";
 
 export async function runA11y(page, options = {}) {
   const results = await new AxeBuilder({ page })
-    .withTags(['wcag2a', 'wcag2aa'])
+    .withTags(["wcag2a", "wcag2aa"])
     .analyze();
-  
+
   if (results.violations.length > 0) {
-    console.log('Accessibility violations found:', results.violations);
-    throw new Error(`Found ${results.violations.length} accessibility violations`);
+    console.log("Accessibility violations found:", results.violations);
+    throw new Error(
+      `Found ${results.violations.length} accessibility violations`
+    );
   }
 }