update bug fix

.github/workflows/main.yml

@@ -9,7 +9,7 @@ on:
 
 jobs:
   deploy:
-    runs-on: self-hosted  # Der Runner sollte auf dem Raspberry Pi laufen
+    runs-on: self-hosted # Der Runner sollte auf dem Raspberry Pi laufen
 
     steps:
       - name: Checkout Code
@@ -39,25 +39,28 @@ jobs:
           IMAGE_NAME="my-nextjs-app:$DEPLOY_ENV"
           NEW_CONTAINER_NAME="$CONTAINER_NAME-new"
 
-          # Pull latest image version if exists
-          docker pull $IMAGE_NAME || true
+          # Prüft, ob der alte Container existiert und entfernt ihn
+          if [ $(docker ps -aq -f name=$NEW_CONTAINER_NAME) ]; then
+            echo "Removing existing new container ($NEW_CONTAINER_NAME)..."
+            docker rm -f "$NEW_CONTAINER_NAME" || true
+          fi
 
-          # Run new container on a different port
+          # Führt den neuen Container auf einem temporären internen Port aus
           docker run -d --name "$NEW_CONTAINER_NAME" -p 30000:3000 $IMAGE_NAME
 
-          # Wait to ensure the new container is up and running
+          # Warten, um sicherzustellen, dass der neue Container läuft
           sleep 10
 
-          # Check if new container is healthy and running
+          # Prüfen, ob der neue Container erfolgreich läuft
           if [ $(docker inspect --format='{{.State.Running}}' $NEW_CONTAINER_NAME) == "true" ]; then
-            # Stop and remove the old container
-            docker stop "$CONTAINER_NAME" || true
-            docker rm "$CONTAINER_NAME" || true
+            # Stoppt und entfernt den alten Container, falls vorhanden
+            if [ $(docker ps -aq -f name=$CONTAINER_NAME) ]; then
+              docker stop "$CONTAINER_NAME" || true
+              docker rm "$CONTAINER_NAME" || true
+            fi
 
-            # Rename new container to the old container’s name
+            # Benennt den neuen Container zum alten Namen um und weist den gewünschten Port zu
             docker rename "$NEW_CONTAINER_NAME" "$CONTAINER_NAME"
-
-            # Reassign the desired port (e.g., 3000 for production branch) to the new container
             docker run -d --name "$CONTAINER_NAME" -p $PORT:3000 $IMAGE_NAME
           else
             echo "New container failed to start."

Dockerfile

@@ -1,21 +1,26 @@
+# Use Node.js LTS image as the base
 FROM node:current-alpine
 
+# Set working directory
 WORKDIR /app
 
-# npm Cache reinigen, npm aktualisieren und danach die Abhängigkeiten installieren
-RUN npm cache clean --force
-RUN npm install -g npm@latest
-
+# Copy package.json and package-lock.json
 COPY package*.json ./
 
-RUN npm install --loglevel verbose || npm install --force
+# Install dependencies
+RUN npm install
 
+# Copy the application code
 COPY . .
 
+# Build the Next.js application
 RUN npm run build
 
+# Set environmental variable for production mode
 ENV NODE_ENV=production
 
+# Expose the port the app runs on
 EXPOSE 3000
 
+# Run the app with the start script
 CMD ["npm", "start"]