added simple chatbot

.gitignore

@@ -0,0 +1,6 @@
+venv/
+myenv/
+__pycache__/
+*.pyc
+.env
+.DS_Store

app.py

@@ -0,0 +1,37 @@
+import os
+import gradio as gr
+from dotenv import load_dotenv
+from huggingface_hub import InferenceClient
+
+# Load env
+load_dotenv()
+HF_TOKEN = os.getenv("HF_TOKEN")
+print("HF_TOKEN loaded:", bool(HF_TOKEN))
+
+# Free HF model (works on free tier)
+client = InferenceClient(
+    model="meta-llama/Llama-3.2-1B-Instruct",
+    token=HF_TOKEN
+)
+
+def chat(message, history):
+    messages = [
+        {"role": "system", "content": "You are a helpful AI assistant."},
+        {"role": "user", "content": message}
+    ]
+
+    response = client.chat.completions.create(
+        messages=messages,
+        max_tokens=300,
+        temperature=0.7,
+    )
+
+    return response.choices[0].message.content
+
+demo = gr.ChatInterface(
+    fn=chat,
+    title="🤖 Simple AI Chatbot",
+    description="Gradio + Hugging Face (free model)"
+)
+
+demo.launch()

requirements.txt

@@ -0,0 +1,3 @@
+gradio 
+huggingface_hub 
+python-dotenv