added dependencies for openai and dotenv

requirements.txt

@@ -1,2 +1,4 @@
 Flask==3.0.0
-pytest==7.4.0
+pytest==7.4.0
+openai==1.54.3
+python-dotenv==1.0.1

src/translator.py

@@ -1,3 +1,4 @@
+import openai
 from openai import AzureOpenAI
 from dotenv import load_dotenv
 import os
@@ -29,9 +30,6 @@ def get_language(post: str) -> str:
     return response.choices[0].message.content
 
 def query_llm_robust(post: str) -> tuple[bool, str]:
-  '''
-  TODO: Implement this
-  '''
   translation_context = "The team is implementing a translation feature for NodeBB, a forum that allows instructors and students to make posts. Your task is to translate the content of English and non-English posts into English. For inputs that are non-english strings, you will translate into college-level English. If inputs are in English, return the input but with spelling and grammar corrections." 
   translation_response = client.chat.completions.create(
       model="gpt-4o-mini",  # This should match your deployment name in Azure