Fixed condition error

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = based
-version = 0.2.1
+version = 0.2.2
 description = A simple, fast (maybe), and reliable (I hope) PostgreSQL ORM oriented for dynamic models.
 author = nuark
 author_email = me@nuark.xyz

src/based/__init__.py

@@ -1 +1 @@
-__version__ = "0.2.1"
+__version__ = "0.2.2"

src/based/db.py

@@ -63,11 +63,11 @@ class ColumnCondition:
                 )
             case "contains":
                 return SQL("{} LIKE {}").format(
-                    Identifier(self.column), Literal(self.value)
+                    Identifier(self.column), Literal(f"%{self.value}%")
                 )
             case "not_contains":
                 return SQL("{} NOT LIKE {}").format(
-                    Identifier(self.column), Literal(self.value)
+                    Identifier(self.column), Literal(f"%{self.value}%")
                 )
             case "starts_with":
                 return SQL("{} LIKE {}").format(