implemented dockerfile for the project

.github/workflows/image_build.yml

@@ -0,0 +1,53 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches: ["main"]
+  workflow_dispatch:
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        run: echo "Checking out repository..."
+
+      - uses: actions/checkout@v4
+
+      - name: Checkout completed
+        run: echo "Repository checked out."
+
+      - name: Docker login start
+        run: echo "Logging in to Docker Hub as ${{ secrets.USERNAME }}"
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.USERNAME }}
+          password: ${{ secrets.PASSWORD }}
+
+      - name: Docker login success
+        run: echo "Docker Hub login successful."
+
+      - name: Setup Buildx start
+        run: echo "Setting up Docker Buildx..."
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Buildx ready
+        run: echo "Docker Buildx is ready."
+
+      - name: Build & push start
+        run: echo "Building and pushing Docker image..."
+
+      - name: Build and Push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          tags: ${{ secrets.USERNAME }}/final-python:latest
+
+      - name: Build & push finished
+        run: echo "Docker image pushed successfully"

Dockerfile

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+FROM python:3.7-slim
+
+WORKDIR /app
+
+RUN pip install pipenv
+
+COPY Pipfile Pipfile.lock ./
+
+RUN pipenv install --system
+
+COPY . .
+
+EXPOSE 5000
+
+CMD ["python", "app.py"]