refactor: remove empty services (#116)

* remove empty services

* remove old factory

* remove old static files

* cleanup more duplicate service code

* file/folder reorg

backend/internal/data/ent/schema/item_field.go

@@ -0,0 +1,48 @@
+package schema
+
+import (
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/homebox/backend/internal/data/ent/schema/mixins"
+)
+
+// ItemField holds the schema definition for the ItemField entity.
+type ItemField struct {
+	ent.Schema
+}
+
+func (ItemField) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+		mixins.DetailsMixin{},
+	}
+}
+
+// Fields of the ItemField.
+func (ItemField) Fields() []ent.Field {
+	return []ent.Field{
+		field.Enum("type").
+			Values("text", "number", "boolean", "time"),
+		field.String("text_value").
+			MaxLen(500).
+			Optional(),
+		field.Int("number_value").
+			Optional(),
+		field.Bool("boolean_value").
+			Default(false),
+		field.Time("time_value").
+			Default(time.Now),
+	}
+}
+
+// Edges of the ItemField.
+func (ItemField) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("item", Item.Type).
+			Ref("fields").
+			Unique(),
+	}
+}