diff --git a/.github/workflows/advanced-deployment.yml b/.github/workflows/advanced-deployment.yml
index 5a597b4..de25b60 100644
--- a/.github/workflows/advanced-deployment.yml
+++ b/.github/workflows/advanced-deployment.yml
@@ -41,7 +41,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -105,7 +105,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -161,7 +161,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Download build artifacts
       uses: actions/download-artifact@v4
@@ -237,7 +237,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -291,7 +291,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Execute rollback
       run: |
diff --git a/.github/workflows/ci-cd-old.yml b/.github/workflows/ci-cd-old.yml
index 1b5f3be..9aa694f 100644
--- a/.github/workflows/ci-cd-old.yml
+++ b/.github/workflows/ci-cd-old.yml
@@ -20,7 +20,7 @@ jobs:
     timeout-minutes: 20
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -147,7 +147,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -183,7 +183,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -209,7 +209,7 @@ jobs:
     runs-on: ubuntu-latest
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3
@@ -313,7 +313,7 @@ jobs:
       name: staging
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -382,7 +382,7 @@ jobs:
       name: production
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/ci-cd.yml b/.github/workflows/ci-cd.yml
index da382bc..d7d7831 100644
--- a/.github/workflows/ci-cd.yml
+++ b/.github/workflows/ci-cd.yml
@@ -48,7 +48,7 @@ jobs:
     
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
 
@@ -134,7 +134,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -180,7 +180,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -236,7 +236,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -315,7 +315,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -358,7 +358,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Download build artifacts
       uses: actions/download-artifact@v4
@@ -404,7 +404,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Download build artifacts
       uses: actions/download-artifact@v4
@@ -479,7 +479,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/e2e-tests.yml b/.github/workflows/e2e-tests.yml
index e264ee0..315b8a7 100644
--- a/.github/workflows/e2e-tests.yml
+++ b/.github/workflows/e2e-tests.yml
@@ -77,7 +77,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -217,7 +217,7 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/enhanced-integrations.yml b/.github/workflows/enhanced-integrations.yml
index dfdac60..1038505 100644
--- a/.github/workflows/enhanced-integrations.yml
+++ b/.github/workflows/enhanced-integrations.yml
@@ -36,7 +36,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
 
@@ -63,7 +63,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -110,7 +110,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -157,7 +157,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -186,7 +186,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -246,7 +246,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -301,7 +301,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3
@@ -342,7 +342,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
 
     - name: Setup Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/environment-management.yml b/.github/workflows/environment-management.yml
index 8dc613a..922b6ce 100644
--- a/.github/workflows/environment-management.yml
+++ b/.github/workflows/environment-management.yml
@@ -32,7 +32,7 @@ jobs:
     environment: ${{ github.event.inputs.environment }}
     
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/infrastructure-monitoring.yml b/.github/workflows/infrastructure-monitoring.yml
index 8a40fc0..5d029c2 100644
--- a/.github/workflows/infrastructure-monitoring.yml
+++ b/.github/workflows/infrastructure-monitoring.yml
@@ -24,7 +24,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Check production availability
       run: |
@@ -226,7 +226,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup performance monitoring
       run: |
diff --git a/.github/workflows/project-management.yml b/.github/workflows/project-management.yml
index 74e2997..01917a6 100644
--- a/.github/workflows/project-management.yml
+++ b/.github/workflows/project-management.yml
@@ -19,7 +19,7 @@ jobs:
     
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
       
       - name: Auto-assign issues to project
         if: github.event.action == 'opened' && github.event_name == 'issues'
diff --git a/.github/workflows/quality-monitoring.yml b/.github/workflows/quality-monitoring.yml
index e315b6b..31eb43b 100644
--- a/.github/workflows/quality-monitoring.yml
+++ b/.github/workflows/quality-monitoring.yml
@@ -27,7 +27,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -65,7 +65,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -111,7 +111,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -145,7 +145,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -203,7 +203,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -248,7 +248,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0  # Needed for SonarCloud analysis
     
@@ -316,7 +316,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
diff --git a/.github/workflows/release-management.yml b/.github/workflows/release-management.yml
index cfd8e69..2f20ebe 100644
--- a/.github/workflows/release-management.yml
+++ b/.github/workflows/release-management.yml
@@ -35,7 +35,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
         token: ${{ secrets.GITHUB_TOKEN }}
@@ -207,7 +207,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         ref: ${{ needs.create-release.outputs.release-tag }}
     
diff --git a/.github/workflows/security-advanced.yml b/.github/workflows/security-advanced.yml
index a2f8eeb..3a1d993 100644
--- a/.github/workflows/security-advanced.yml
+++ b/.github/workflows/security-advanced.yml
@@ -16,7 +16,7 @@ jobs:
     if: github.event_name == 'pull_request'
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         
       - name: Dependency Review
         uses: actions/dependency-review-action@v4
@@ -39,7 +39,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v3
@@ -70,7 +70,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -107,7 +107,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
       with:
         fetch-depth: 0
     
@@ -157,7 +157,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Setup Node.js
       uses: actions/setup-node@v4
@@ -194,7 +194,7 @@ jobs:
     
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v5
     
     - name: Set up Docker Buildx
       uses: docker/setup-buildx-action@v3