# Docker Web Application

## Prerequisites
- Docker installed on the system.

## Application Description
This is a simple Flask web application running inside a Docker container. The app accepts user input via a form and displays the submitted data.

## Docker Setup

1. **Preparation**
    Run the following command to set up the environment:
    ```bash
    ./prepare-app.sh
    ```

2. **Start the Application**
    Start the application with:
    ```bash
    ./start-app.sh
    ```
    The app will be available at: [http://localhost:5000](http://localhost:5000)

3. **Stop the Application**
    To stop the application:
    ```bash
    ./stop-app.sh
    ```

4. **Remove the Application**
    To remove all Docker containers, networks, and volumes:
    ```bash
    ./remove-app.sh
    ```

## Working Example
1. Prepare the application:
    ```bash
    ./prepare-app.sh
    ```
2. Start the app:
    ```bash
    ./start-app.sh
    ```
3. Visit [http://localhost:5000](http://localhost:5000) in a browser.

4. Stop the app:
    ```bash
    ./stop-app.sh
    ```

5. Remove the app:
    ```bash
    ./remove-app.sh
    ```

## Conclusion
This application demonstrates Docker containerization of a Flask app with basic form handling.