fix issue with database path falling back to faulty path

update logic in welcome wizard, add checks for qapplication instance

src/backend/admin_console.py

@@ -2,6 +2,14 @@ import hashlib
 import random
 
 from .database import Database
+import loguru
+import sys
+from src import LOG_DIR
+
+log = loguru.logger
+log.remove()
+log.add(sys.stdout, level="INFO")
+log.add(f"{LOG_DIR}/application.log", rotation="1 MB", retention="10 days")
 
 
 # change passwords for apparats, change passwords for users, list users, create and delete users etc
@@ -9,9 +17,14 @@ from .database import Database
 class AdminCommands:
     """Basic Admin commands for the admin console. This class is used to create, delete, and list users. It also has the ability to change passwords for users."""
 
-    def __init__(self):
-        """Defaulf Constructor for the AdminCommands class."""
-        self.db = Database()
+    def __init__(self, db_path=None):
+        """Default Constructor for the AdminCommands class."""
+        if db_path is None:
+            self.db = Database()
+        else:
+            self.db = Database(db_path=db_path)
+        log.info("AdminCommands initialized with database connection.")
+        log.critical("location: {}", self.db.db_path)
 
     def create_password(self, password: str) -> tuple[str, str]:
         """Create a hashed password and a salt for the password.
@@ -44,7 +57,7 @@ class AdminCommands:
         hashed_password = self.hash_password("admin")
         self.db.createUser("admin", salt + hashed_password, "admin", salt)
 
-    def create_user(self, username: str, password: str, role: str = "user"):
+    def create_user(self, username: str, password: str, role: str = "user") -> bool:
         """Create a new user in the database.
 
         Args:
@@ -53,9 +66,10 @@ class AdminCommands:
             role (str, optional): the role of the user to be created. Defaults to "user".
         """
         hashed_password, salt = self.create_password(password)
-        self.db.createUser(
+        status = self.db.createUser(
             user=username, password=salt + hashed_password, role=role, salt=salt
         )
+        return status
 
     def hash_password(self, password: str) -> str:
         """Hash a password using SHA256.