diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index e98703e..a00e263 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -94,8 +94,16 @@ jobs:
         working-directory: ./frontend
         run: npx svelte-check --threshold error
 
+      - name: ESLint
+        working-directory: ./frontend
+        run: npm run lint
+
+      - name: Prettier
+        working-directory: ./frontend
+        run: npm run format:check
+
   e2e-typecheck:
-    name: E2E — typecheck
+    name: E2E — typecheck + lint
     runs-on: ubuntu-latest
     timeout-minutes: 10
     steps:
@@ -111,3 +119,11 @@ jobs:
       - name: tsc --noEmit
         working-directory: ./e2e
         run: npx tsc --noEmit
+
+      - name: ESLint
+        working-directory: ./e2e
+        run: npm run lint
+
+      - name: Prettier
+        working-directory: ./e2e
+        run: npm run format:check