changes dev config to store sqlite file in data volume

config.py

@@ -30,7 +30,7 @@ class Config:
 class DevelopmentConfig(Config):
     SECURITY_SEND_REGISTER_EMAIL = False
     DEBUG = True
-    SQLALCHEMY_DATABASE_URI = 'sqlite:///' + os.path.join(basedir, 'data.sqlite')
+    SQLALCHEMY_DATABASE_URI = 'sqlite:////data/data.sqlite'
 
 
 class TestingConfig(Config):