NOTE 13 - CONCENTRATIONS AND CREDIT RISK: Schedule of Revenue by Major Customers by Reporting Segments (Details)	3 Months Ended		6 Months Ended
	Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2021	Oct. 31, 2020
Details
Vendor A	39.70%	11.30%	39.00%	19.60%
Vendor B	18.50%	0.00%	11.50%	0.00%
Vendor C	0.00%	0.00%	0.00%	25.70%
Vendor D	0.00%	10.90%	0.00%	10.40%