Version bump to v2.0, updated checkout and dicom

migrate.py

@@ -5,13 +5,6 @@ DB_FILE = 'db/pos_database.db'
 def upgrade_db():
     try:
         with sqlite3.connect(DB_FILE) as conn:
-            # Add stock column
-            conn.execute("ALTER TABLE products ADD COLUMN stock REAL DEFAULT 0")
-            print("Successfully added 'stock' column.")
-            
-            # App.py also expects unit_type, adding it to prevent future headaches
-            conn.execute("ALTER TABLE products ADD COLUMN unit_type TEXT DEFAULT 'unit'")
-            print("Successfully added 'unit_type' column.")
 
             conn.execute("ALTER TABLE dicom ADD COLUMN image_url TEXT;")
             print("Successfully added 'image_url' column.")