🐛 fix env variable name

Signed-off-by: peter szemraj <peterszemraj@gmail.com>

app.py

@@ -305,7 +305,7 @@ def load_single_example_text(
         text = clean(raw_text, lower=False)
     elif full_ex_path.suffix == ".pdf":
         logging.info(f"Loading PDF file {full_ex_path}")
-        max_pages = int(os.environ.get("APP_MAX_PAGES", max_pages))
+        max_pages = int(os.environ.get("APP_OCR_MAX_PAGES", max_pages))
         logging.info(f"max_pages set to: {max_pages}")
         conversion_stats = convert_PDF_to_Text(
             full_ex_path,
@@ -343,7 +343,7 @@ def load_uploaded_file(file_obj, max_pages: int = 20, lower: bool = False) -> st
             text = clean(raw_text, lower=lower)
         elif file_path.suffix == ".pdf":
             logger.info(f"loading a PDF file: {file_path.name}")
-            max_pages = int(os.environ.get("APP_MAX_PAGES", max_pages))
+            max_pages = int(os.environ.get("APP_OCR_MAX_PAGES", max_pages))
             logger.info(f"max_pages is: {max_pages}. Starting conversion...")
             conversion_stats = convert_PDF_to_Text(
                 file_path,