Update app.py

app.py

@@ -5,8 +5,10 @@ from gtts import gTTS
 from groq import Groq
 import numpy as np
 
-# Set your Groq API key
-api_key = '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'
+# Load the Groq API key from the environment variable
+api_key = os.getenv("GROQ_API_KEY")
+if not api_key:
+    raise ValueError("No API key found. Please set the GROQ_API_KEY environment variable.")
 
 # Initialize Whisper and Groq
 whisper_model = whisper.load_model("base")