feat: Add order_for_labels table to database initialization

- Added order_for_labels table to initialize_db.py with columns:
  * comanda_productie: Production order code (indexed)
  * cod_articol: Article code
  * descr_com_prod: Production order description
  * cantitate: Quantity
  * com_achiz_client: Client purchase order
  * nr_linie_com_client: Client order line number
  * customer_name: Customer name
  * customer_article_number: Customer's article reference
  * open_for_order: Open for order flag
  * line_number: Line number reference
  * printed_labels: Print status (indexed, default 0)
  * data_livrara: Delivery date
  * dimensiune: Dimensions
  * Indexes on: comanda_productie, printed_labels, created_at
- Added order_for_labels schema verification to db_schema_verifier.py
- Table supports labels printing module with proper indexing for queries
- Timestamps: created_at, updated_at for audit trail

app/db_schema_verifier.py

@@ -108,6 +108,7 @@ class SchemaVerifier:
             'application_settings': self.get_application_settings_schema,
             'audit_logs': self.get_audit_logs_schema,
             'backup_schedules': self.get_backup_schedules_schema,
+            'order_for_labels': self.get_order_for_labels_schema,
         }
         
         for table_name, schema_getter in tables_to_verify.items():
@@ -371,3 +372,29 @@ class SchemaVerifier:
                 updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
             ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
         """
+    
+    @staticmethod
+    def get_order_for_labels_schema():
+        return """
+            CREATE TABLE IF NOT EXISTS order_for_labels (
+                id BIGINT AUTO_INCREMENT PRIMARY KEY,
+                comanda_productie VARCHAR(50) NOT NULL,
+                cod_articol VARCHAR(50),
+                descr_com_prod TEXT,
+                cantitate DECIMAL(10, 2),
+                com_achiz_client VARCHAR(50),
+                nr_linie_com_client VARCHAR(50),
+                customer_name VARCHAR(255),
+                customer_article_number VARCHAR(100),
+                open_for_order TINYINT(1) DEFAULT 1,
+                line_number INT,
+                printed_labels TINYINT(1) DEFAULT 0,
+                data_livrara DATE,
+                dimensiune VARCHAR(50),
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+                updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+                INDEX idx_comanda_productie (comanda_productie),
+                INDEX idx_printed_labels (printed_labels),
+                INDEX idx_created_at (created_at)
+            ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
+        """