Update app.py

app.py

@@ -31,7 +31,8 @@ def run_chatnt(dna_text, fasta_file, custom_question):
     if dna_text and dna_text.strip():
         dna_sequence = dna_text.strip().replace("\n", "")
     elif fasta_file is not None:
-        file_content = fasta_file.read().decode("utf-8")
+        with open(fasta_file.name, "r") as f:
+            file_content = f.read()
         lines = file_content.splitlines()
         sequence = ""
         for line in lines: