v3.26.3
LEASES - Components of lease costs (Details) - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
LEASES        
Operating lease costs     $ 52,751 $ 172,974
Short-term leases     46,984  
Amortization of ROU assets $ 32,776 $ 45,301 76,626 121,457
Interest on lease liabilities     7,856 19,000
Total lease costs     $ 184,217 $ 313,431