Move config.py, create_admin.py, manage_media.py, manage_routes.py to app/utils/ for better organization

app/utils/create_admin.py

@@ -0,0 +1,25 @@
+import os
+from app import create_app
+from app.extensions import db
+from app.models import User
+
+def create_admin():
+    app = create_app()
+    with app.app_context():
+        admin_email = os.environ.get('ADMIN_EMAIL')
+        admin_nickname = os.environ.get('ADMIN_NICKNAME')
+        admin_password = os.environ.get('ADMIN_PASSWORD')
+        if not (admin_email and admin_nickname and admin_password):
+            print("Missing ADMIN_EMAIL, ADMIN_NICKNAME, or ADMIN_PASSWORD in environment.")
+            return
+        if User.query.filter_by(email=admin_email).first():
+            print(f"Admin with email {admin_email} already exists.")
+            return
+        user = User(nickname=admin_nickname, email=admin_email, is_admin=True, is_active=True)
+        user.set_password(admin_password)
+        db.session.add(user)
+        db.session.commit()
+        print(f"Admin user {admin_nickname} <{admin_email}> created.")
+
+if __name__ == "__main__":
+    create_admin()