frontend for xcvr appview

hopefully this helps with bug

+6
+6
src/lib/wscontext.svelte.ts
··· 541 541 } 542 542 543 543 const insertSIntoAStringAtIdx = (s: string, a: string, idx: number) => { 544 + if (a === undefined) { 545 + a = "" 546 + } 544 547 if (idx > a.length) { 545 548 a = a.padEnd(idx) 546 549 } ··· 548 551 } 549 552 550 553 const deleteFromAStringBetweenIdxs = (a: string, idx1: number, idx2: number) => { 554 + if (a === undefined) { 555 + a = "" 556 + } 551 557 if (idx2 > a.length) { 552 558 a = a.padEnd(idx2) 553 559 }