updated quality for ore

trade-hub/backend/app/db.py

@@ -83,6 +83,29 @@ def _upgrade_schema(engine) -> None:
                 """
             )
         )
+        conn.execute(
+            text(
+                "ALTER TABLE inventory_entries ADD COLUMN IF NOT EXISTS "
+                "quality INTEGER"
+            )
+        )
+        conn.execute(
+            text(
+                """
+                DO $$
+                BEGIN
+                    IF NOT EXISTS (
+                        SELECT 1 FROM pg_constraint
+                        WHERE conname = 'ck_inventory_quality_range'
+                    ) THEN
+                        ALTER TABLE inventory_entries
+                            ADD CONSTRAINT ck_inventory_quality_range
+                            CHECK (quality IS NULL OR (quality >= 1 AND quality <= 1000));
+                    END IF;
+                END $$
+                """
+            )
+        )
 
 
 def init_db(wait_seconds: int = 0, interval: float = 1.0) -> None: