yarn postgrestools check . 

/home/runner/work/PrairieLearn/PrairieLearn/node_modules/@postgrestools/postgrestools/bin/postgrestools:36 if (stderr.indexOf("musl") > -1) { ^ TypeError: Cannot read properties of undefined (reading 'indexOf') at isMusl (/home/runner/work/PrairieLearn/PrairieLearn/node_modules/@postgrestools/postgrestools/bin/postgrestools:36:14) at getPlatform (/home/runner/work/PrairieLearn/PrairieLearn/node_modules/@postgrestools/postgrestools/bin/postgrestools:44:12) at Object.<anonymous> (/home/runner/work/PrairieLearn/PrairieLearn/node_modules/@postgrestools/postgrestools/bin/postgrestools:50:57) at Module._compile (node:internal/modules/cjs/loader:1706:14) at Object..js (node:internal/modules/cjs/loader:1839:10) at Module.load (node:internal/modules/cjs/loader:1441:32) at Function._load (node:internal/modules/cjs/loader:1263:12) at TracingChannel.traceSync (node:diagnostics_channel:322:14) at wrapModuleLoad (node:internal/modules/cjs/loader:237:24) at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:171:5)