feat: add conds pkg

templates/project/database/conds/conds.go.tpl

@@ -0,0 +1,11 @@
+package conds
+
+import (
+	. "github.com/go-jet/jet/v2/postgres"
+)
+
+type Cond func(BoolExpression) BoolExpression
+
+func Default() BoolExpression {
+	return BoolExp(Bool(true))
+}