Fix IndentationError in init_database function and add missing Python app files

app.py

@@ -0,0 +1,70 @@
+from flask import Flask, render_template, request, jsonify
+import os
+import sqlite3
+
+app = Flask(__name__)
+app.config['DATABASE_PATH'] = 'database.db'
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+@app.route('/api/messages', methods=['GET'])
+def get_messages():
+    try:
+        conn = sqlite3.connect(app.config['DATABASE_PATH'])
+        cursor = conn.cursor()
+        cursor.execute("SELECT * FROM messages ORDER BY timestamp DESC LIMIT 100")
+        messages = cursor.fetchall()
+        conn.close()
+        return jsonify(messages)
+    except Exception as e:
+        return jsonify({'error': str(e)})
+
+@app.route('/api/send', methods=['POST'])
+def send_message():
+    try:
+        data = request.get_json()
+        conn = sqlite3.connect(app.config['DATABASE_PATH'])
+        cursor = conn.cursor()
+        cursor.execute("INSERT INTO messages (user, message) VALUES (?, ?)", 
+                      (data['user'], data['message']))
+        conn.commit()
+        conn.close()
+        return jsonify({'status': 'success'})
+    except Exception as e:
+        return jsonify({'error': str(e)})
+
+def init_database():
+    """Initialize the database with required tables"""
+    conn = sqlite3.connect(app.config['DATABASE_PATH'])
+    cursor = conn.cursor()
+
+    # Create messages table if it doesn't exist
+    cursor.execute('''
+        CREATE TABLE IF NOT EXISTS messages (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            user TEXT NOT NULL,
+            message TEXT NOT NULL,
+            timestamp DATETIME DEFAULT CURRENT_TIMESTAMP
+        )
+    ''')
+
+    # Create users table if it doesn't exist
+    cursor.execute('''
+        CREATE TABLE IF NOT EXISTS users (
+            uid INTEGER PRIMARY KEY AUTOINCREMENT,
+            name TEXT UNIQUE NOT NULL,
+            password TEXT NOT NULL,
+            cookie TEXT,
+            label TEXT
+        )
+    ''')
+
+    conn.commit()
+    conn.close()
+    print("Database initialized successfully")
+
+if __name__ == '__main__':
+    init_database()
+    app.run(debug=True, host='0.0.0.0', port=5000)

run.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+"""
+Main entry point for the NeoChatroom Flask application.
+This script initializes the database and starts the Flask server.
+"""
+
+import os
+import sys
+from app import app, init_database
+
+def main():
+    """Main function to run the application"""
+    print("Starting NeoChatroom application...")
+
+    # Initialize database
+    try:
+        init_database()
+        print("Database initialization completed")
+    except Exception as e:
+        print(f"Error initializing database: {e}")
+        sys.exit(1)
+
+    # Start the Flask application
+    try:
+        print("Starting Flask server on http://0.0.0.0:5000")
+        app.run(debug=True, host='0.0.0.0', port=5000)
+    except Exception as e:
+        print(f"Error starting Flask server: {e}")
+        sys.exit(1)
+
+if __name__ == '__main__':
+    main()