Note 4 - Prepaid Expenses and Other Current Assets - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Prepaid expenses	$ 568,549	$ 532,131
Prepaid inventory	871,406	449,242
Deposits	222,483	238,719
Other current assets	51,451	65,472
Prepaid expenses and other current assets	$ 1,713,889	$ 1,285,564