Added jenkins file

Jenkinsfile

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+pipeline {
+  agent any
+
+  environment {
+    NODE_ENV = 'production'
+    CLOUDFLARE_ACCOUNT_ID = credentials('cloudflare-account-id')
+    CLOUDFLARE_API_TOKEN = credentials('cloudflare-api-token')
+    PROJECT_NAME = 'tombutcher-cdn'
+  }
+
+  tools {
+    nodejs 'Node23'  // This should match the name of your NodeJS installation in Jenkins tools
+  }
+
+  stages {
+    stage('Checkout') {
+      steps {
+        checkout scm  // Checkout the repository
+      }
+    }
+
+    stage('Deploy to Cloudflare Pages') {
+      steps {
+        sh 'npx wrangler pages deploy . --project-name $PROJECT_NAME'
+      }
+    }
+  }
+
+  post {
+    failure {
+      echo 'Build or deployment failed.'
+    }
+    success {
+      echo 'Successfully deployed to Cloudflare Pages.'
+    }
+  }
+}