diff --git a/.github/dependabot.yaml b/.github/dependabot.yaml
new file mode 100644
index 0000000..95c1c3e
--- /dev/null
+++ b/.github/dependabot.yaml
@@ -0,0 +1,12 @@
+version: 2
+updates:
+  - package-ecosystem: 'github-actions'
+    directory: '/'
+    schedule:
+      interval: 'weekly'
+    groups:
+      github-actions:
+        patterns:
+          - '*'
+    cooldown:
+      default-days: 7
diff --git a/.github/workflows/coding-standards.yml b/.github/workflows/coding-standards.yml
index b48edfb..bba1c5a 100644
--- a/.github/workflows/coding-standards.yml
+++ b/.github/workflows/coding-standards.yml
@@ -6,6 +6,13 @@ on:
   push:
     branches: ['1.x']
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
 jobs:
   easy-coding-standard:
     name: Easy Coding Standard (PHP ${{ matrix.php-version }})
@@ -14,22 +21,22 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - '8.4'
+          - '8.5'
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
 
       - name: Install PHP
-        uses: shivammathur/setup-php@v2
+        uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # 2.37.1
         with:
           coverage: none
           php-version: ${{ matrix.php-version }}
-          tools: cs2pr
-          extensions: zip
 
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v3
+        uses: ramsey/composer-install@65e4f84970763564f46a70b8a54b90d033b3bdda # 4.0.0
 
       - name: Run Easy Coding Standard
-        run: 'vendor/bin/ecs --output-format=checkstyle | cs2pr'
+        run: vendor/bin/ecs
diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 325c608..97a28f4 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -6,10 +6,18 @@ on:
   push:
     branches: ['1.x']
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
 jobs:
   phpunit:
     name: PHPUnit (PHP ${{ matrix.php-version }} - Symfony ${{ matrix.symfony-version }})
     runs-on: ubuntu-24.04
+    continue-on-error: ${{ matrix.continue-on-error || false }}
     env:
       SYMFONY_REQUIRE: ${{ matrix.symfony-version }}
 
@@ -22,26 +30,28 @@ jobs:
           - '8.5'
         symfony-version:
           - '6.4.*'
-          - '7.3.*'
-          - '7.4.*@dev'
+          - '7.4.*'
         include:
           - php-version: '8.4'
-            symfony-version: '8.0.*@dev'
+            symfony-version: '8.0.*'
+          - php-version: '8.5'
+            symfony-version: '8.0.*'
           - php-version: '8.5'
-            symfony-version: '8.0.*@dev'
+            symfony-version: '8.1.*@dev'
+            continue-on-error: true
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
+          persist-credentials: false
           fetch-depth: 2
 
       - name: Install PHP with pcov
-        uses: shivammathur/setup-php@v2
+        uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # 2.37.1
         with:
           coverage: pcov
           php-version: ${{ matrix.php-version }}
-          extensions: zip
           tools: flex
 
       - name: Configure Composer minimum-stability for dev versions
@@ -49,11 +59,11 @@ jobs:
         run: composer config minimum-stability dev
 
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v3
+        uses: ramsey/composer-install@65e4f84970763564f46a70b8a54b90d033b3bdda # 4.0.0
 
       - name: Run PHPUnit
         run: vendor/bin/phpunit --coverage-clover=coverage.xml
 
       - name: Upload to Codecov
-        uses: codecov/codecov-action@v5
-        if: matrix.php-version == '8.4' && matrix.symfony-version == '6.4.*'
+        uses: codecov/codecov-action@e79a6962e0d4c0c17b229090214935d2e33f8354 # v6.0.1
+        if: matrix.php-version == '8.4' && matrix.symfony-version == '7.4.*'
diff --git a/.github/workflows/static-analysis.yml b/.github/workflows/static-analysis.yml
index cac5330..c0d116f 100644
--- a/.github/workflows/static-analysis.yml
+++ b/.github/workflows/static-analysis.yml
@@ -6,6 +6,13 @@ on:
   push:
     branches: ['1.x']
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
 jobs:
   phpstan:
     name: PHPStan (PHP ${{ matrix.php-version }})
@@ -14,22 +21,22 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - '8.4'
+          - '8.5'
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v5
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
 
       - name: Install PHP
-        uses: shivammathur/setup-php@v2
+        uses: shivammathur/setup-php@7c071dfe9dc99bdf297fa79cb49ea005b9fcadbc # 2.37.1
         with:
           coverage: none
           php-version: ${{ matrix.php-version }}
-          tools: cs2pr
-          extensions: zip
 
       - name: Install Composer dependencies
-        uses: ramsey/composer-install@v3
+        uses: ramsey/composer-install@65e4f84970763564f46a70b8a54b90d033b3bdda # 4.0.0
 
       - name: Run PHPStan
-        run: 'vendor/bin/phpstan analyse --error-format=checkstyle | cs2pr'
+        run: vendor/bin/phpstan analyse
diff --git a/.github/workflows/zizmor.yaml b/.github/workflows/zizmor.yaml
new file mode 100644
index 0000000..df7db05
--- /dev/null
+++ b/.github/workflows/zizmor.yaml
@@ -0,0 +1,35 @@
+name: GitHub Actions Security Analysis with zizmor 🌈
+
+on:
+  pull_request:
+    branches: ["*.x"]
+    paths:
+      - '.github/**.yaml'
+  push:
+    branches: ["*.x"]
+    paths:
+      - '.github/**.yaml'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  zizmor:
+    name: Run zizmor 🌈
+    runs-on: ubuntu-24.04
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        with:
+          persist-credentials: false
+
+      - name: Run zizmor 🌈
+        uses: zizmorcore/zizmor-action@5f14fd08f7cf1cb1609c1e344975f152c7ee938d # v0.5.6
+        with:
+          advanced-security: false
+          annotations: true
+          persona: 'pedantic'