major styling pass, artist list, and import processing improvements

config.py

@@ -5,26 +5,26 @@ class Config:
     DB_TYPE = os.environ.get('DB_TYPE', 'sqlite').lower()  # 'sqlite' or 'postgresql'
 
     if DB_TYPE == 'postgresql':
-        DB_USER = os.environ.get('DB_USER', 'postgres')
+        DB_USER = os.environ.get('DB_USER', 'imagerepo')
         DB_PASS = os.environ.get('DB_PASS', 'postgres')
-        DB_HOST = os.environ.get('DB_HOST', 'localhost')
+        DB_HOST = os.environ.get('DB_HOST', 'postgres')
         DB_PORT = os.environ.get('DB_PORT', '5432')
-        DB_NAME = os.environ.get('DB_NAME', 'postgres')
+        DB_NAME = os.environ.get('DB_NAME', 'imagerepo')
 
         SQLALCHEMY_DATABASE_URI = (
             f'postgresql://{DB_USER}:{DB_PASS}@{DB_HOST}:{DB_PORT}/{DB_NAME}'
         )
 
     elif DB_TYPE == 'sqlite':
-        BASEDIR = os.path.abspath(os.path.dirname(__file__))
+        DB_DIR = '/db'
+        os.makedirs(DB_DIR, exist_ok=True)  # only works if /db is writable
         DB_NAME = os.environ.get('DB_NAME', 'app.db')
-        SQLALCHEMY_DATABASE_URI = f'sqlite:///{os.path.join(BASEDIR, DB_NAME)}'
+        SQLALCHEMY_DATABASE_URI = f'sqlite:///{os.path.join(DB_DIR, DB_NAME)}'
+
+
 
     else:
         raise ValueError(f"Unsupported DB_TYPE '{DB_TYPE}'. Use 'sqlite' or 'postgresql'.")
 
     SQLALCHEMY_TRACK_MODIFICATIONS = False
 
-    CELERY_BROKER_URL = 'redis://localhost:6379/0'
-    CELERY_RESULT_BACKEND = 'redis://localhost:6379/0'
-