Summary of significant accounting policies (Details - Disaggregated by revenue) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Product Information [Line Items]
Total revenue	$ 16,722,467	$ 2,123,970	$ 24,818,304	$ 4,166,270
Retail Revenue [Member]
Product Information [Line Items]
Total revenue	2,392,095	1,292,963	3,174,925	2,891,263
Enterprise Revenue [Member]
Product Information [Line Items]
Total revenue	$ 14,330,372	$ 831,007	$ 21,643,379	$ 1,275,007

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details