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Dockerfile

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+# Use an official Python runtime as a parent image
+FROM python:3.9-slim
+
+# Set the working directory in the container
+WORKDIR /code
+
+# Copy the dependencies file to the working directory
+COPY requirements.txt .
+
+# Install any needed packages specified in requirements.txt
+# We also need git to be installed in the container
+RUN apt-get update && apt-get install -y git && \
+    pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application code to the working directory
+COPY . .
+
+# Make port 7860 available to the world outside this container
+EXPOSE 7860
+
+# Define environment variable
+ENV PORT=7860
+
+# Run app.py when the container launches
+CMD ["python", "app.py"]

app.py

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+import os
+import shutil
+import tempfile
+from flask import Flask, request, jsonify, render_template
+import git
+import json
+
+app = Flask(__name__)
+
+def analyze_repo(repo_path):
+    """
+    Analyzes the cloned repository to gather information.
+    This is a simplified analysis function. A real-world agent
+    would be much more sophisticated.
+    """
+    project_name = os.path.basename(repo_path)
+    language = "Not Detected"
+    dependencies = []
+    install_command = "No install command found."
+    run_command = "No run command found."
+
+    # --- Technology and Dependency Analysis ---
+    if os.path.exists(os.path.join(repo_path, 'requirements.txt')):
+        language = "Python"
+        with open(os.path.join(repo_path, 'requirements.txt'), 'r') as f:
+            dependencies = [line.strip() for line in f.readlines() if line.strip()]
+        install_command = "pip install -r requirements.txt"
+        # Try to find a common run command
+        if os.path.exists(os.path.join(repo_path, 'app.py')) or os.path.exists(os.path.join(repo_path, 'main.py')):
+             run_command = "python app.py  # or python main.py"
+
+
+    elif os.path.exists(os.path.join(repo_path, 'package.json')):
+        language = "JavaScript (Node.js)"
+        with open(os.path.join(repo_path, 'package.json'), 'r') as f:
+            package_data = json.load(f)
+            dependencies = list(package_data.get('dependencies', {}).keys())
+        install_command = "npm install"
+        if package_data.get('scripts', {}).get('start'):
+            run_command = "npm start"
+        else:
+            run_command = "node index.js  # or appropriate script"
+            
+    # Simple logic to infer project purpose from file names
+    purpose = f"A {language} project."
+    if 'test' in str(os.listdir(repo_path)).lower():
+        purpose += " It appears to have testing capabilities."
+    if 'dockerfile' in str(os.listdir(repo_path)).lower():
+        purpose += " It can be containerized using Docker."
+
+    return {
+        "project_name": project_name,
+        "language": language,
+        "dependencies": dependencies,
+        "install_command": install_command,
+        "run_command": run_command,
+        "purpose": purpose
+    }
+
+def generate_readme_content(analysis):
+    """Generates the README.md content from the analysis results."""
+    
+    readme = f"# {analysis['project_name']}\n\n"
+    readme += f"## 🤖 About This Project\n\n{analysis['purpose']}\n\n"
+    readme += f"This project is primarily written in **{analysis['language']}**.\n\n"
+    
+    readme += "## 🚀 Getting Started\n\n"
+    readme += "### Prerequisites\n\n"
+    readme += f"Make sure you have {analysis['language']} and the necessary build tools installed on your system.\n\n"
+    
+    readme += "### Installation\n\n"
+    readme += "1. Clone the repository:\n"
+    readme += "   ```sh\n   git clone <repository_url>\n   ```\n"
+    readme += "2. Navigate to the project directory:\n"
+    readme += f"   ```sh\n   cd {analysis['project_name']}\n   ```\n"
+    readme += "3. Install the dependencies:\n"
+    readme += f"   ```sh\n   {analysis['install_command']}\n   ```\n\n"
+    
+    if analysis['dependencies']:
+        readme += "Key dependencies include:\n"
+        for dep in analysis['dependencies'][:5]: # Show first 5 dependencies
+            readme += f"- `{dep}`\n"
+        readme += "\n"
+        
+    readme += "### Usage\n\n"
+    readme += "To run the project, execute the following command:\n"
+    readme += f"```sh\n{analysis['run_command']}\n```\n\n"
+    
+    readme += "---\n"
+    readme += "*This README was automatically generated by an AI agent.*"
+    
+    return readme
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+@app.route('/generate', methods=['POST'])
+def generate():
+    data = request.get_json()
+    repo_url = data.get('url')
+
+    if not repo_url:
+        return jsonify({"error": "GitHub repository URL is required."}), 400
+
+    temp_dir = tempfile.mkdtemp()
+    
+    try:
+        # --- Agent Tool 1: Git Clone ---
+        print(f"Cloning repository: {repo_url} into {temp_dir}")
+        git.Repo.clone_from(repo_url, temp_dir)
+        
+        # --- Agent Tool 2: File Analysis ---
+        print("Analyzing repository structure...")
+        analysis_result = analyze_repo(temp_dir)
+        
+        # --- Agent Step 3: Write README ---
+        print("Generating README content...")
+        readme_content = generate_readme_content(analysis_result)
+        
+        return jsonify({"readme": readme_content})
+
+    except git.exc.GitCommandError as e:
+        return jsonify({"error": f"Failed to clone repository. Is the URL correct and public? Error: {e}"}), 500
+    except Exception as e:
+        return jsonify({"error": f"An unexpected error occurred: {str(e)}"}), 500
+    finally:
+        # --- Cleanup ---
+        print(f"Cleaning up temporary directory: {temp_dir}")
+        shutil.rmtree(temp_dir)
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=int(os.environ.get("PORT", 7860)))

index.html

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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>GitHub README Generator</title>
+    <link rel="stylesheet" href="{{ url_for('static', filename='style.css') }}">
+</head>
+<body>
+    <div class="container">
+        <h1>GitHub README Generator 💻</h1>
+        <p>Enter a public GitHub repository URL and let the AI agent generate a professional README.md for you.</p>
+        
+        <form id="repo-form">
+            <div class="input-group">
+                <input type="url" id="repo-url" placeholder="e.g., https://github.com/user/project" required>
+                <button type="submit">Generate</button>
+            </div>
+        </form>
+
+        <div class="loader" id="loader"></div>
+        
+        <div id="result-container" style="display: none;">
+            <h2>Generated README.md:</h2>
+            <pre id="result"></pre>
+        </div>
+    </div>
+
+    <script>
+        document.getElementById('repo-form').addEventListener('submit', async function(event) {
+            event.preventDefault();
+            
+            const url = document.getElementById('repo-url').value;
+            const loader = document.getElementById('loader');
+            const resultContainer = document.getElementById('result-container');
+            const resultDiv = document.getElementById('result');
+
+            // Show loader and hide previous result
+            loader.style.display = 'block';
+            resultContainer.style.display = 'none';
+            resultDiv.textContent = '';
+
+            try {
+                const response = await fetch('/generate', {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/json'
+                    },
+                    body: JSON.stringify({ url: url })
+                });
+
+                const data = await response.json();
+
+                if (response.ok) {
+                    resultDiv.textContent = data.readme;
+                    resultContainer.style.display = 'block';
+                } else {
+                    resultDiv.textContent = 'Error: ' + data.error;
+                    resultContainer.style.display = 'block';
+                }
+
+            } catch (error) {
+                resultDiv.textContent = 'An unexpected error occurred: ' + error.toString();
+                resultContainer.style.display = 'block';
+            } finally {
+                // Hide loader
+                loader.style.display = 'none';
+            }
+        });
+    </script>
+</body>
+</html>
+

style.css

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+@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');
+
+body {
+    font-family: 'Inter', sans-serif;
+    background-color: #f0f2f5;
+    color: #1c1e21;
+    margin: 0;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    min-height: 100vh;
+}
+
+.container {
+    background-color: #ffffff;
+    padding: 40px 50px;
+    border-radius: 12px;
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
+    width: 100%;
+    max-width: 700px;
+    text-align: center;
+}
+
+h1 {
+    font-size: 2.5em;
+    color: #1877f2;
+    margin-bottom: 10px;
+}
+
+p {
+    color: #606770;
+    font-size: 1.1em;
+    margin-bottom: 30px;
+}
+
+.input-group {
+    display: flex;
+    margin-bottom: 20px;
+}
+
+#repo-url {
+    flex-grow: 1;
+    padding: 15px;
+    border: 1px solid #dddfe2;
+    border-radius: 6px 0 0 6px;
+    font-size: 1em;
+    outline: none;
+}
+
+#repo-url:focus {
+    border-color: #1877f2;
+    box-shadow: 0 0 0 2px rgba(24, 119, 242, 0.2);
+}
+
+button {
+    padding: 15px 25px;
+    border: none;
+    background-color: #1877f2;
+    color: white;
+    font-size: 1em;
+    font-weight: 600;
+    border-radius: 0 6px 6px 0;
+    cursor: pointer;
+    transition: background-color 0.3s;
+}
+
+button:hover {
+    background-color: #166fe5;
+}
+
+.loader {
+    border: 4px solid #f3f3f3;
+    border-top: 4px solid #1877f2;
+    border-radius: 50%;
+    width: 40px;
+    height: 40px;
+    animation: spin 1s linear infinite;
+    margin: 30px auto;
+    display: none; /* Hidden by default */
+}
+
+@keyframes spin {
+    0% { transform: rotate(0deg); }
+    100% { transform: rotate(360deg); }
+}
+
+#result {
+    margin-top: 30px;
+    padding: 20px;
+    background-color: #f7f7f7;
+    border: 1px solid #dddfe2;
+    border-radius: 6px;
+    text-align: left;
+    white-space: pre-wrap; /* Allows text to wrap */
+    font-family: 'Courier New', Courier, monospace;
+    max-height: 400px;
+    overflow-y: auto;
+}