fix some issues

models.py

@@ -32,3 +32,29 @@ def load_whisper(config):
     except Exception as e:
         logger.error(f"Failed to load Whisper model: {e}", exc_info=True)
         return None
+
+def load_spacy(config):
+    logger.info("Loading spaCy model...")
+
+    try:
+        nlp = spacy.load("en_core_web_sm")
+        logger.info("spaCy model 'en_core_web_sm' loaded.")
+        
+        return nlp
+
+    except OSError:
+        logger.warning("spaCy model 'en_core_web_sm' not found. Trying to download...")
+
+        try:
+            spacy.cli.download("en_core_web_sm")
+            nlp = spacy.load("en_core_web_sm")
+            logger.info("spaCy model 'en_core_web_sm' downloaded and loaded.")
+            return nlp
+        
+        except Exception as download_e:
+            logger.error(f"Failed to download or load spaCy model 'en_core_web_sm': {download_e}")
+            return None
+
+    except Exception as e:
+        logger.error(f"Failed to load spaCy model: {e}")
+        return None