diff --git a/.github/workflows/new-deployment.yml b/.github/workflows/new-deployment.yml
index d0af0c9..09f0266 100644
--- a/.github/workflows/new-deployment.yml
+++ b/.github/workflows/new-deployment.yml
@@ -1,12 +1,12 @@
 name: Create New Deployment
 
-# Trigger the workflow on push or pull request merge to main
+# Trigger the workflow on push to main (covers PR merges)
 on:
   push:
     branches: [ main ]
-  pull_request:
-    branches: [ main ]
-    types: [ closed ]
+
+permissions:
+  contents: read
 
 # Set environment variables
 env:
@@ -67,11 +67,11 @@ jobs:
     
     # Step 1: Set up Docker Buildx (advanced Docker build features)
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v3
+      uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
     
     # Step 2: Log in to Docker registry
     - name: Log in to Docker Hub
-      uses: docker/login-action@v3
+      uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
       with:
         registry: ${{ env.REGISTRY }}
         username: ${{ secrets.DOCKER_USERNAME }}
@@ -80,7 +80,7 @@ jobs:
     # Step 3: Extract metadata for Docker tags and labels
     - name: Extract metadata
       id: meta
-      uses: docker/metadata-action@v5
+      uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5
       with:
         images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
         tags: |
@@ -100,7 +100,7 @@ jobs:
     
     # Step 4: Build and push Docker image
     - name: Build and push Docker image
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@ca052bb54ab0790a636c9b5f226502c73d547a25 # v5
       with:
         context: .
         file: ./Dockerfile  # Path to your Dockerfile
diff --git a/.github/workflows/new-revision.yml b/.github/workflows/new-revision.yml
index 18b0983..8182724 100644
--- a/.github/workflows/new-revision.yml
+++ b/.github/workflows/new-revision.yml
@@ -1,12 +1,12 @@
 name: Create New Revision
 
-# Trigger the workflow on push to main
+# Trigger the workflow on push to main (covers PR merges)
 on:
   push:
     branches: [ main ]
-  pull_request:
-    branches: [ main ]
-    types: [ closed ]
+
+permissions:
+  contents: read
 
 # Set environment variables
 env:
@@ -66,10 +66,10 @@ jobs:
       uses: actions/checkout@v4
     
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v3
+      uses: docker/setup-buildx-action@8d2750c68a42422c14e847fe6c8ac0403b4cbd6f # v3
     
     - name: Log in to Docker Hub
-      uses: docker/login-action@v3
+      uses: docker/login-action@c94ce9fb468520275223c153574b00df6fe4bcc9 # v3
       with:
         registry: ${{ env.REGISTRY }}
         username: ${{ secrets.DOCKER_USERNAME }}
@@ -77,7 +77,7 @@ jobs:
     
     - name: Extract metadata
       id: meta
-      uses: docker/metadata-action@v5
+      uses: docker/metadata-action@c299e40c65443455700f0fdfc63efafe5b349051 # v5
       with:
         images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
         tags: |
@@ -92,7 +92,7 @@ jobs:
           org.opencontainers.image.vendor=YourCompany
     
     - name: Build and push Docker image
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@ca052bb54ab0790a636c9b5f226502c73d547a25 # v5
       with:
         context: .
         file: ./Dockerfile