diff --git a/.github/workflow/validate.yml b/.github/workflow/validate.yml
new file mode 100644
index 0000000..bd91377
--- /dev/null
+++ b/.github/workflow/validate.yml
@@ -0,0 +1,22 @@
+name: Validate Branch Name
+
+on:
+  pull_request:
+    branches:
+      - 'production'
+
+jobs:
+  check_branch_name:
+    runs-on: ubuntu-latest
+    if: startsWith(github.head_ref, 'hotfix/')
+
+    steps:
+      - name: Fail if branch name does not match pattern
+        run: |
+          BRANCH_NAME="${GITHUB_REF#refs/heads/}"
+          DATE_PATTERN='^hotfix/((0[1-9])|([1-2][0-9])|(3[0-1]))_((0[1-9])|(1[0-2]))_[0-9]{4}$'
+          
+          if [[ ! $BRANCH_NAME =~ $DATE_PATTERN ]]; then
+            echo "Error: Invalid branch name! Branch names for hotfixes should match 'hotfix/DD_MM_YYYY'."
+            exit 1
+          fi
\ No newline at end of file
diff --git a/.idea/.gitignore b/.idea/.gitignore
new file mode 100644
index 0000000..b58b603
--- /dev/null
+++ b/.idea/.gitignore
@@ -0,0 +1,5 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
diff --git a/.idea/aws-nodejs-sample-codebuild.iml b/.idea/aws-nodejs-sample-codebuild.iml
new file mode 100644
index 0000000..24643cc
--- /dev/null
+++ b/.idea/aws-nodejs-sample-codebuild.iml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="WEB_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.tmp" />
+      <excludeFolder url="file://$MODULE_DIR$/temp" />
+      <excludeFolder url="file://$MODULE_DIR$/tmp" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..7644070
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/aws-nodejs-sample-codebuild.iml" filepath="$PROJECT_DIR$/.idea/aws-nodejs-sample-codebuild.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file