Fix database connection

database.py

@@ -1,8 +1,10 @@
 import sqlite3
 import json
 
+DB_PATH = "db_data/users.db"
+
 def init_database():
-    conn = sqlite3.connect("/app/db_data/users.db")
+    conn = sqlite3.connect(DB_PATH)
     c = conn.cursor()
     c.execute("""
         CREATE TABLE IF NOT EXISTS users (
@@ -17,11 +19,12 @@ def init_database():
             max_context INTEGER
         )
     """)
+    print("Database initialized")
     conn.commit()
     conn.close()
     
 def get_user(chat_id: str):
-    conn = sqlite3.connect("users.db")
+    conn = sqlite3.connect(DB_PATH)
     c = conn.cursor()
     c.execute("SELECT * FROM users WHERE chat_id = ?", (chat_id,))
     user = c.fetchone()
@@ -44,7 +47,7 @@ def get_user(chat_id: str):
     return None
 
 def add_user(chat_id: str, user_data):
-    conn = sqlite3.connect("users.db")
+    conn = sqlite3.connect(DB_PATH)
     c = conn.cursor()
     c.execute("""
         INSERT INTO users (
@@ -66,7 +69,7 @@ def add_user(chat_id: str, user_data):
     conn.close()
 
 def update_user(chat_id: str, user_data):
-    conn = sqlite3.connect("users.db")
+    conn = sqlite3.connect(DB_PATH)
     c = conn.cursor()
     c.execute("""
         UPDATE users
@@ -95,7 +98,7 @@ def update_user(chat_id: str, user_data):
     conn.close()
     
 def get_total_usage():
-    conn = sqlite3.connect("users.db")
+    conn = sqlite3.connect(DB_PATH)
     c = conn.cursor()
     c.execute("""
         SELECT