ci: implements jenkins deploy

Dockerfile

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+# Stage 1: build
+FROM node:20-alpine AS build
+WORKDIR /app
+COPY package*.json ./
+RUN npm install
+COPY . .
+RUN npm run build   # Esto genera /dist
+
+# Stage 2: serve con Nginx
+FROM nginx:alpine
+COPY --from=build /app/dist /usr/share/nginx/html
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+EXPOSE 80
+CMD ["nginx", "-g", "daemon off;"]

Jenkinsfile

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+pipeline {
+    agent any
+
+    environment {
+        APP_NAME        = "pablotj-portfolio-web"
+        IMAGE_NAME      = "${APP_NAME}"
+        REGISTRY_URL    = "registry.pablotj.com"
+        NAMESPACE       = "andromeda"
+        USER            = "andromeda"
+        PASS            = credentials('docker-registry-password')
+        TAG             = "latest"
+        HOST_PORT       = "8080"
+        CONTAINER_PORT  = "3000"
+        IMAGE_FULL      = "${REGISTRY_URL}/${NAMESPACE}/${IMAGE_NAME}:${TAG}"
+    }
+
+    stages {
+        stage('Prepare Workspace & Checkout') {
+            steps {
+                echo "Cleaning workspace"
+                deleteDir()
+            }
+        }
+
+
+        stage('Checkout') {
+            steps {
+                echo "Checking out repo..."
+                checkout scm
+            }
+        }
+
+        stage('Load Environment') {
+            steps {
+                echo "Loading .env secret from Jenkins..."
+                withCredentials([file(credentialsId: 'pablotj-portfolio-website-env', variable: 'SECRET_ENV')]) {
+                    sh 'cp $SECRET_ENV .env'
+                }
+            }
+        }
+
+        stage('Build Docker Image') {
+            steps {
+                echo "Building Docker image..."
+                sh '''
+                    docker build -t ${IMAGE_NAME}:${TAG} .
+                '''
+            }
+        }
+
+        stage('Tag & Push Docker Image') {
+            steps {
+                echo "Tagging and pushing Docker image to registry..."
+                sh '''
+                    docker tag ${IMAGE_NAME}:${TAG} ${IMAGE_FULL}
+                    echo $PASS | docker login ${REGISTRY_URL} -u ${USER} --password-stdin
+                    docker push ${IMAGE_FULL}
+                '''
+            }
+        }
+
+        stage('Deploy Docker Container') {
+            steps {
+                echo "Stopping old container and running new container..."
+                sh '''
+                    docker stop ${APP_NAME} || true
+                    docker rm ${APP_NAME} || true
+                    docker run -d \
+                        --name ${APP_NAME} \
+                        -p ${HOST_PORT}:${CONTAINER_PORT} \
+                        --env-file .env \
+                        ${IMAGE_FULL}
+                '''
+            }
+        }
+    }
+
+    post {
+        success {
+            echo "✅ Deployment completed successfully!"
+        }
+        failure {
+            echo "❌ Pipeline failed!"
+        }
+    }
+}

Makefile

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+APP_NAME=pablotj-portfolio-web
+IMAGE_NAME=$(APP_NAME)
+
+REGISTRY_URL=registry.pablotj.com
+NAMESPACE=andromeda
+TAG?=latest
+
+HOST_PORT=8080
+CONTAINER_PORT=3000
+
+IMAGE_FULL=$(REGISTRY_URL)/$(NAMESPACE)/$(IMAGE_NAME):$(TAG)
+
+build:
+	docker build -t $(IMAGE_NAME):$(TAG) .
+
+tag:
+	docker tag $(IMAGE_NAME):$(TAG) $(IMAGE_FULL)
+
+push:
+	docker push $(IMAGE_FULL)
+
+run:
+	docker run -d \
+		--name $(APP_NAME) \
+		-p $(HOST_PORT):$(CONTAINER_PORT) \
+		--env-file .env \
+		$(IMAGE_FULL)
+
+stop:
+	docker stop $(APP_NAME) || true
+	docker rm $(APP_NAME) || true
+
+deploy: build tag push stop run