Fix Dockerfile references and add correct app.py file

Dockerfile

@@ -12,13 +12,13 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Copy demo requirements
-COPY demo_requirements.txt ./requirements.txt
+COPY requirements.txt ./requirements.txt
 
 # Install Python dependencies
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy demo application
-COPY demo_app.py ./app.py
+COPY app.py ./app.py
 
 # Copy README for reference
 COPY README.md ./

app.py

@@ -0,0 +1,90 @@
+#!/usr/bin/env python3
+"""
+Brain AI - Simplified Demo for Hugging Face Spaces
+A minimal demo showcasing Brain AI's multi-agent capabilities
+"""
+
+import gradio as gr
+import random
+import time
+from datetime import datetime
+
+def simulate_agent_response(query: str) -> str:
+    """Simulate Brain AI agent response"""
+    if not query.strip():
+        return "⚠️ Please provide a query for analysis."
+    
+    # Simulate processing time
+    time.sleep(1)
+    
+    responses = [
+        f"Brain AI Academic Agent analyzing: '{query[:30]}...'",
+        f"Research indicates significant patterns in: {query[:20]}...",
+        f"Cognitive analysis reveals: {query[:25]}... requires multi-faceted approach",
+        f"Domain expertise suggests: {query[:30]}... has multiple considerations"
+    ]
+    
+    return f"""
+# 🧠 Brain AI Response
+
+**Query:** {query}
+
+**Analysis:** {random.choice(responses)}
+
+**Key Insights:**
+• Multi-agent collaboration provides comprehensive perspective
+• Domain expertise ensures specialized knowledge application
+• Real-time processing enables dynamic response generation
+
+**Agent Capabilities Demonstrated:**
+• Natural language understanding
+• Context-aware reasoning
+• Specialized domain knowledge
+• Multi-perspective analysis
+
+*Response generated at {datetime.now().strftime('%H:%M:%S')} by Brain AI Demo*
+"""
+
+# Create Gradio interface
+with gr.Blocks(title="Brain AI Demo", theme=gr.themes.Soft()) as demo:
+    gr.Markdown("""
+    # 🧠 Brain AI - Advanced Multi-Agent AI System
+    
+    **Interactive Demo** - Experience Brain AI's sophisticated reasoning capabilities
+    
+    This demonstration showcases our multi-agent architecture designed for complex analysis and problem-solving.
+    """)
+    
+    with gr.Row():
+        with gr.Column():
+            query_input = gr.Textbox(
+                label="Enter your query",
+                placeholder="Ask anything - research questions, analysis requests, technical problems...",
+                lines=3
+            )
+            analyze_btn = gr.Button("🚀 Analyze with Brain AI", variant="primary")
+        
+        with gr.Column():
+            gr.Markdown("""
+            **Example Queries:**
+            - "Analyze AI research trends"
+            - "Evaluate machine learning approaches"
+            - "Research sustainable technologies"
+            - "Assess cybersecurity strategies"
+            """)
+    
+    analysis_output = gr.Markdown(label="Brain AI Analysis")
+    
+    analyze_btn.click(
+        fn=simulate_agent_response,
+        inputs=query_input,
+        outputs=analysis_output
+    )
+    
+    gr.Markdown("""
+    ---
+    **Brain AI** - Advanced Multi-Agent AI System | Built for the AI community
+    """)
+
+if __name__ == "__main__":
+    demo.launch(server_name="0.0.0.0", server_port=7860)