diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 00000000..d51ed1ec
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,10 @@
+# Git
+.git
+.gitignore
+
+# GitHub actions
+.github/
+
+# Documentation
+LICENSE
+README.md
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..f51aac16
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,32 @@
+version: 2
+updates:
+  # Enable version updates for Python/pip
+  - package-ecosystem: "pip"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 10
+    # Apply specific labels to pull requests
+    labels:
+      - "dependencies"
+      - "python"
+
+  # Enable version updates for Docker
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 10
+    labels:
+      - "dependencies"
+      - "docker"
+
+  # Keep GitHub Actions up to date
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 10
+    labels:
+      - "dependencies"
+      - "github-actions"
\ No newline at end of file
diff --git a/.github/workflows/auto-merge-dependabot.yml b/.github/workflows/auto-merge-dependabot.yml
new file mode 100644
index 00000000..93d9ee11
--- /dev/null
+++ b/.github/workflows/auto-merge-dependabot.yml
@@ -0,0 +1,30 @@
+name: Auto-merge Dependabot PRs
+
+on:
+  pull_request_target:
+    branches: [ master ]
+    types: [opened, synchronize]
+
+jobs:
+  auto-merge:
+    runs-on: ubuntu-latest
+    if: github.actor == 'dependabot[bot]'
+    permissions:
+      pull-requests: write
+      contents: write
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+
+      - name: Dependabot metadata
+        id: metadata
+        uses: dependabot/fetch-metadata@v3
+        with:
+          github-token: "${{ secrets.GITHUB_TOKEN }}"
+          
+      - name: Auto-merge minor and patch updates
+        if: steps.metadata.outputs.update-type == 'version-update:semver-minor' || steps.metadata.outputs.update-type == 'version-update:semver-patch'
+        run: gh pr merge --auto --merge "$PR_URL"
+        env:
+          PR_URL: ${{github.event.pull_request.html_url}}
+          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
\ No newline at end of file
diff --git a/.github/workflows/build-docker-image.yml b/.github/workflows/build-docker-image.yml
new file mode 100644
index 00000000..31c9110b
--- /dev/null
+++ b/.github/workflows/build-docker-image.yml
@@ -0,0 +1,37 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches: [ master ]
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v6
+          
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v4
+        
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v4
+        
+      - name: Login to DockerHub
+        uses: docker/login-action@v4
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v7
+        with:
+          push: true
+          context: .
+          platforms: linux/amd64,linux/arm64
+          tags: |
+            lvthillo/python-flask-docker:latest
+            lvthillo/python-flask-docker:${{ github.sha }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 56ca36f6..00627b0d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.11-alpine
+FROM python:3.14-alpine
 LABEL maintainer="lorenz.vanthillo@gmail.com"
 COPY . /app
 WORKDIR /app
diff --git a/requirements.txt b/requirements.txt
index 19acec61..79d75936 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1 @@
-flask==2.3.2
\ No newline at end of file
+flask==3.1.3
\ No newline at end of file
diff --git a/src/app.py b/src/app.py
index 12cd6ba5..c59abfc5 100644
--- a/src/app.py
+++ b/src/app.py
@@ -1,17 +1,18 @@
-from flask import Flask,render_template
+from flask import Flask, render_template
 import socket
 
 app = Flask(__name__)
 
+
 @app.route("/")
 def index():
     try:
         host_name = socket.gethostname()
         host_ip = socket.gethostbyname(host_name)
-        return render_template('index.html', hostname=host_name, ip=host_ip)
+        return render_template("index.html", hostname=host_name, ip=host_ip)
     except:
-        return render_template('error.html')
+        return render_template("error.html")
 
 
 if __name__ == "__main__":
-    app.run(host='0.0.0.0', port=8080)
+    app.run(host="0.0.0.0", port=8080)