Added base image for in case song page cover is not availaible

.env.example

@@ -1,4 +1,4 @@
 SPOTIFY_CLIENT_ID='___'
 SPOTIFY_SECRET_ID='____'
-BASE_URL='http://localhost:3000/api'
+BASE_URL='http://127.0.0.1:3000/api'
 FIREBASE='__BASE64_FIREBASE_JSON_FILE__'

api/view.py

@@ -412,9 +412,12 @@ def catch_all(path):
         # Only convert to base64 if image was successfully loaded
         if img is not None:
             img_b64 = to_img_b64(img)
+        if img is None:
+            img_b64=to_img_b64('img/offline.png')    
 
     # Extract cover image color
-    if is_bar_color_from_cover and img is not None:
+    if is_bar_color_from_cover :
+
 
         is_skip_dark = False
         if theme in ["default"]: