feat: items-editor (#5)

* format readme

* update logo

* format html

* add logo to docs

* repository for document and document tokens

* add attachments type and repository

* autogenerate types via scripts

* use autogenerated types

* attachment type updates

* add insured and quantity fields for items

* implement HasID interface for entities

* implement label updates for items

* implement service update method

* WIP item update client side actions

* check err on attachment

* finish types for basic items editor

* remove unused var

* house keeping

backend/ent/schema/attachment.go

@@ -0,0 +1,42 @@
+package schema
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/edge"
+	"entgo.io/ent/schema/field"
+	"github.com/hay-kot/content/backend/ent/schema/mixins"
+)
+
+// Attachment holds the schema definition for the Attachment entity.
+type Attachment struct {
+	ent.Schema
+}
+
+func (Attachment) Mixin() []ent.Mixin {
+	return []ent.Mixin{
+		mixins.BaseMixin{},
+	}
+}
+
+// Fields of the Attachment.
+func (Attachment) Fields() []ent.Field {
+	return []ent.Field{
+		field.Enum("type").
+			Values("photo", "manual", "warranty", "attachment").
+			Default("attachment"),
+	}
+}
+
+// Edges of the Attachment.
+func (Attachment) Edges() []ent.Edge {
+	return []ent.Edge{
+		edge.From("item", Item.Type).
+			Ref("attachments").
+			Required().
+			Unique(),
+		edge.From("document", Document.Type).
+			Ref("attachments").
+			Required().
+			Unique(),
+	}
+}