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Note 7 - Concentrations - Customers Representing 5% or More of Total Revenue (Details) - USD ($)	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Major Customers 1 [Member]
Revenue	$ 191,682	$ 536,615
Major Customers 2 [Member]
Revenue	30,000	240,578
Major Customers 3 [Member]
Revenue	27,633	120,919
Major Customers 4 [Member]
Revenue	26,950	31,212
Major Customers 5 [Member]
Revenue	$ 25,060	$ 20,205

X

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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