Rewrite identity and access management

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

pkg/coredata/vendor.go

@@ -63,24 +63,8 @@ type (
 	VendorSnapshotter interface {
 		InsertVendorSnapshots(ctx context.Context, conn pg.Conn, scope Scoper, organizationID, snapshotID gid.GID) error
 	}
-
-	ErrVendorNotFound struct {
-		Identifier string
-	}
-
-	ErrVendorAlreadyExists struct {
-		message string
-	}
 )
 
-func (e ErrVendorNotFound) Error() string {
-	return fmt.Sprintf("vendor not found: %q", e.Identifier)
-}
-
-func (e ErrVendorAlreadyExists) Error() string {
-	return e.message
-}
-
 func (v Vendor) CursorKey(orderBy VendorOrderField) page.CursorKey {
 	switch orderBy {
 	case VendorOrderFieldCreatedAt:
@@ -151,7 +135,7 @@ LIMIT 1;
 	vendor, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByName[Vendor])
 	if err != nil {
 		if errors.Is(err, pgx.ErrNoRows) {
-			return &ErrVendorNotFound{Identifier: vendorID.String()}
+			return ErrResourceNotFound
 		}
 
 		return fmt.Errorf("cannot collect vendor: %w", err)