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/internal/repo/repo_documents_tokens.go

@@ -0,0 +1,41 @@
+package repo
+
+import (
+	"context"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/hay-kot/content/backend/ent"
+	"github.com/hay-kot/content/backend/ent/documenttoken"
+	"github.com/hay-kot/content/backend/internal/types"
+)
+
+// DocumentTokensRepository is a repository for Document entity
+type DocumentTokensRepository struct {
+	db *ent.Client
+}
+
+func (r *DocumentTokensRepository) Create(ctx context.Context, data types.DocumentTokenCreate) (*ent.DocumentToken, error) {
+	result, err := r.db.DocumentToken.Create().
+		SetDocumentID(data.DocumentID).
+		SetToken(data.TokenHash).
+		SetExpiresAt(data.ExpiresAt).
+		Save(ctx)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return r.db.DocumentToken.Query().
+		Where(documenttoken.ID(result.ID)).
+		WithDocument().
+		Only(ctx)
+}
+
+func (r *DocumentTokensRepository) PurgeExpiredTokens(ctx context.Context) (int, error) {
+	return r.db.DocumentToken.Delete().Where(documenttoken.ExpiresAtLT(time.Now())).Exec(ctx)
+}
+
+func (r *DocumentTokensRepository) Delete(ctx context.Context, id uuid.UUID) error {
+	return r.db.DocumentToken.DeleteOneID(id).Exec(ctx)
+}