You just create lightning invoice and copy link staring with ln.
Can use wallet of satisfied or bluewallet, there are a bunch out there
lnbc1u1p3a4k6mpp5f37gltmc4thr47rkwdsxuks8d6jwdtgpr0wpgx2u2f7gu49587asdq5f9h8vmmfvdjjqar9wd6qcqzpgxqyz5vqsp5hvx70nc580pm59c3nyvw3mp9ct5kpx7yqtulnpp0v9pgmqcaamhs9qyyssqjpkqqf5a67gpdepejkys8p8snpt9j99xyda83j68nn5cf8z76z5r5q0a2rxt8wu9x0fn9ttnf5sxce3ruykl60zhhxrzta3nsf28kaqp22keha