Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 27, 2025	Dec. 28, 2024
Current assets:
Cash and cash equivalents	$ 5,573	$ 2,387
Accounts receivable, net	7,132	5,951
Receivable from related party	2,398	2,443
Inventories	7,301	10,817
Prepaid expenses and other current assets	1,662	1,964
Total current assets	24,066	23,562
Property and equipment, net	23	115
Intangible assets, net	1,064	1,307
Goodwill	965	965
Operating lease right-of-use assets, net	1,039	1,792
Other long-term assets	1,196	1,394
Total assets	28,353	29,135
Current liabilities:
Accounts payable	4,409	6,985
Payable to related party	213	609
Accrued compensation	1,932	1,672
Accrued expenses	592	477
Convertible note payable, current	0	1,734
Other current liabilities	2,010	1,812
Deferred revenue, current	2,208	2,176
Operating lease liabilities, current	1,028	1,094
Total current liabilities	12,392	16,559
Long-term liabilities:
Deferred revenue	7,208	8,350
Operating lease liabilities	52	811
Convertible note payable	3,705	1,004
Other long-term liabilities	315	314
Total liabilities	23,672	27,038
Commitments and contingencies (Note 8)
Stockholders’ equity:
Common stock, $0.01 par value: Authorized: 63,500,000 shares; Issued and outstanding: 17,049,561 as of September 27, 2025 and 16,636,380 shares as of December 28, 2024	174	174
Additional paid-in capital	90,782	89,881
Accumulated other comprehensive income (loss)	(13)	51
Accumulated deficit	(92,262)	(88,009)
Total stockholders’ equity	4,681	2,097
Total liabilities and stockholders' equity	28,353	29,135
Series B convertible preferred stock
Stockholders’ equity:
Preferred stock, $0.01 par value Authorized: 2,000,000 shares; Issued and outstanding: 600,000 shares of Series B convertible preferred stock as of September 27, 2025 and 0 as of December 28, 2024, respectively (liquidation preference of $6.1 million as of September 27, 2025)	$ 6,000	$ 0