diff --git a/.github/workflows/github-pages-deploy.yml b/.github/workflows/github-pages-deploy.yml
index 9628de8..9a760bf 100644
--- a/.github/workflows/github-pages-deploy.yml
+++ b/.github/workflows/github-pages-deploy.yml
@@ -15,8 +15,12 @@ concurrency:
   cancel-in-progress: false
 
 jobs:
+  test:
+    uses: ./.github/workflows/test.yml
+
   build:
     runs-on: ubuntu-latest
+    needs: [test]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
new file mode 100644
index 0000000..5fc54de
--- /dev/null
+++ b/.github/workflows/lint.yml
@@ -0,0 +1,30 @@
+name: Lint
+
+on:
+  pull_request:
+    branches:
+      - main
+      - dev
+  workflow_call:
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "24"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run lint
+        run: npm run lint
diff --git a/.github/workflows/netlify-deploy.yml b/.github/workflows/netlify-deploy.yml
index dea8c6b..df192b8 100644
--- a/.github/workflows/netlify-deploy.yml
+++ b/.github/workflows/netlify-deploy.yml
@@ -4,6 +4,10 @@ on:
     branches:
       - main
 
+concurrency:
+  group: netlify-production
+  cancel-in-progress: false
+
 jobs:
   call-test:
     uses: ./.github/workflows/test.yml
diff --git a/.github/workflows/quality-checks.yml b/.github/workflows/quality-checks.yml
new file mode 100644
index 0000000..f03a87b
--- /dev/null
+++ b/.github/workflows/quality-checks.yml
@@ -0,0 +1,16 @@
+name: Quality Checks
+
+on:
+  pull_request:
+    branches:
+      - main
+      - dev
+
+permissions: {}
+
+jobs:
+  test:
+    uses: ./.github/workflows/test.yml
+
+  lint:
+    uses: ./.github/workflows/lint.yml
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
new file mode 100644
index 0000000..594fd47
--- /dev/null
+++ b/.github/workflows/security-audit.yml
@@ -0,0 +1,34 @@
+name: Security Audit
+
+on:
+  pull_request:
+    branches:
+      - main
+      - dev
+  schedule:
+    - cron: '0 0 * * 0'
+
+permissions:
+  contents: read
+
+jobs:
+  security-audit:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "24"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run security audit
+        run: npm audit --audit-level=moderate
+
+      - name: Check for outdated dependencies
+        run: npm outdated || true
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ce61485..72841e3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -25,3 +25,6 @@ jobs:
 
       - name: Run tests
         run: npm test
+
+      - name: Verify build
+        run: npm run build