diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9a4f9110..dd2537a6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -81,6 +81,12 @@ jobs:
       - name: Lint
         run: npm run lint
         working-directory: frontend
+      - name: Typecheck
+        run: npm run typecheck
+        working-directory: frontend
+      - name: Test
+        run: npm test
+        working-directory: frontend
       - name: Build
         run: npm run build
         working-directory: frontend
diff --git a/frontend/eslint.config.js b/frontend/eslint.config.js
index 27a23fbc..8ab8c79c 100644
--- a/frontend/eslint.config.js
+++ b/frontend/eslint.config.js
@@ -29,6 +29,12 @@ export default [
         varsIgnorePattern: '^_',
         caughtErrorsIgnorePattern: '^_',
       }],
+      // Zod migration goal (Step 7): every production module is held to
+      // strict no-explicit-any. The two legacy class files at the bottom
+      // of the rule list keep their existing file-level eslint-disable
+      // until DBInbound is migrated off Inbound.toInbound() — see the
+      // migration spec Non-Goals section.
+      '@typescript-eslint/no-explicit-any': 'error',
       'no-empty': ['error', { allowEmptyCatch: true }],
       'react-hooks/set-state-in-effect': 'off',
       'react-hooks/purity': 'off',