deps: update dependencies for GORM, Viper, and SQLite support

- Add GORM v1.25.12 with MySQL and SQLite drivers
- Add Viper v1.19.0 for configuration management
- Add UUID package for GORM model IDs
- Update vendor directory with new dependencies
- Update Go module requirements and checksums

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

vendor/gorm.io/gorm/clause/joins.go

@@ -0,0 +1,79 @@
+package clause
+
+import "gorm.io/gorm/utils"
+
+type JoinType string
+
+const (
+	CrossJoin JoinType = "CROSS"
+	InnerJoin JoinType = "INNER"
+	LeftJoin  JoinType = "LEFT"
+	RightJoin JoinType = "RIGHT"
+)
+
+type JoinTarget struct {
+	Type        JoinType
+	Association string
+	Subquery    Expression
+	Table       string
+}
+
+func Has(name string) JoinTarget {
+	return JoinTarget{Type: InnerJoin, Association: name}
+}
+
+func (jt JoinType) Association(name string) JoinTarget {
+	return JoinTarget{Type: jt, Association: name}
+}
+
+func (jt JoinType) AssociationFrom(name string, subquery Expression) JoinTarget {
+	return JoinTarget{Type: jt, Association: name, Subquery: subquery}
+}
+
+func (jt JoinTarget) As(name string) JoinTarget {
+	jt.Table = name
+	return jt
+}
+
+// Join clause for from
+type Join struct {
+	Type       JoinType
+	Table      Table
+	ON         Where
+	Using      []string
+	Expression Expression
+}
+
+func JoinTable(names ...string) Table {
+	return Table{
+		Name: utils.JoinNestedRelationNames(names),
+	}
+}
+
+func (join Join) Build(builder Builder) {
+	if join.Expression != nil {
+		join.Expression.Build(builder)
+	} else {
+		if join.Type != "" {
+			builder.WriteString(string(join.Type))
+			builder.WriteByte(' ')
+		}
+
+		builder.WriteString("JOIN ")
+		builder.WriteQuoted(join.Table)
+
+		if len(join.ON.Exprs) > 0 {
+			builder.WriteString(" ON ")
+			join.ON.Build(builder)
+		} else if len(join.Using) > 0 {
+			builder.WriteString(" USING (")
+			for idx, c := range join.Using {
+				if idx > 0 {
+					builder.WriteByte(',')
+				}
+				builder.WriteQuoted(c)
+			}
+			builder.WriteByte(')')
+		}
+	}
+}