try fix the chunks path

app.py

@@ -166,9 +166,7 @@ async def generate_questions():
     try:
         # Try to load chunks from different possible locations
         chunks_paths = [
-            "Data/Processed_Data/chunks.json",
-            "chunks.json",
-            "/home/user/chunks.json"
+            "./Data/Processed_Data/chunks.json",
         ]
         
         chunks_data = None
@@ -214,7 +212,7 @@ async def root():
     return {
         "message": "Vaccine Question Generator API",
         "endpoints": {
-            "POST /generate-questions": "Generate questions from vaccine guide",
+            "GET /generate-questions": "Generate questions from vaccine guide",
             "GET /download/{filename}": "Download generated files"
         }
     }