diff --git a/.env.example b/.env.example
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+# .env.example - Configuration template
+# Copy this file to .env and fill in your actual values
+
+# DeepSeek API Key
+DEEPSEEK_API_KEY=your_api_key_here
+
+# Flask Configuration (optional)
+FLASK_APP=app.py
+FLASK_ENV=development
\ No newline at end of file