feat(models): 🎉 Add GUID field to various models

* Introduced GUID field to Database, Domain, DomainTable, Schema, Table, View, Sequence, Column, Index, Relationship, Constraint, Enum, and Script models.
* Updated initialization functions to assign new GUIDs using uuid package.
* Enhanced DCTX reader and writer to utilize GUIDs from models where available.

pkg/readers/prisma/reader.go

@@ -128,11 +128,7 @@ func (r *Reader) parsePrisma(content string) (*models.Database, error) {
 		if matches := enumRegex.FindStringSubmatch(trimmed); matches != nil {
 			currentBlock = "enum"
 			enumName := matches[1]
-			currentEnum = &models.Enum{
-				Name:   enumName,
-				Schema: "public",
-				Values: make([]string, 0),
-			}
+			currentEnum = models.InitEnum(enumName, "public")
 			blockContent = []string{}
 			continue
 		}