v3.26.1
Equity method investment (Details - Carrying amount of investment) - USD ($)
12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Schedule of Equity Method Investments [Line Items]    
Equity method investment beginning balance $ 54,815 $ 0
Initial contribution fair value 0 50,000
Vendor development costs capitalized in error 0 4,815
Correction of fiscal 2025 overstatement (current-period expense) (4,815) 0
Equity in earnings (losses) of Rift $ 0 0
Interest sold 5.10%  
Carrying amount of interest sold $ (10,200) 0
Equity method investment ending balance $ 39,800 $ 54,815
Common Stock [Member]    
Schedule of Equity Method Investments [Line Items]    
Shares issued 500,000