feat(models): rename ModelPublicUser to ModelPublicUsers and update references

* Update user-related models to use plural naming for consistency
* Add relationships to ModelPublicUsers in related models
* Adjust database migration and schema to reflect changes
* Remove deprecated ModelPublicUser

pkg/models/sql_public_event_log.go

@@ -20,7 +20,8 @@ type ModelPublicEventLog struct {
 	IpAddress     resolvespec_common.SqlString    `bun:"ip_address,type:varchar(50),nullzero," json:"ip_address"`
 	Success       bool                            `bun:"success,type:boolean,default:true,notnull," json:"success"`
 	UserAgent     resolvespec_common.SqlString    `bun:"user_agent,type:text,nullzero," json:"user_agent"`
-	UserID        resolvespec_common.SqlString    `bun:"user_id,type:varchar(36),nullzero," json:"user_id"` // Optional user reference
+	UserID        resolvespec_common.SqlString    `bun:"user_id,type:varchar(36),nullzero," json:"user_id"`      // Optional user reference
+	RelUserID     *ModelPublicUsers               `bun:"rel:has-one,join:user_id=id" json:"reluserid,omitempty"` // Has one ModelPublicUsers
 }
 
 // TableName returns the table name for ModelPublicEventLog