Compile error starting example app

[aednichols]

Running directly in the studio/docs/example/server directory. Node v16.14.2, npm 8.5.0, ts-node v10.7.0

> npm run build

> @mathigon/studio-example@0.1.0 build
> mgon-build --assets --minify --search

  ✔ Built icons.svg in 27ms
  ✔ Built frontend/accounts.scss in 5408ms
  ✔ Built docs/example/content/geography/styles.scss in 3450ms
  ✔ Built frontend/main.scss in 4209ms
  ✔ Built docs/example/frontend/custom.scss in 3585ms
  ✔ Built docs/example/content/science/styles.scss in 3445ms
  ✔ Built frontend/dashboard.scss in 4401ms
  ✔ Built docs/example/frontend/course.scss in 4025ms
  ✔ Built docs/example/frontend/custom.ts in 5432ms
  ✔ Built frontend/main.ts in 5436ms
  ✔ Built frontend/dashboard.ts in 5442ms
  ✔ Built frontend/accounts.ts in 5458ms
  ✔ Built docs/example/content/geography/functions.ts in 3467ms
  ✔ Built docs/example/content/science/functions.ts in 3466ms
  ✔ Built docs/example/frontend/course.ts in 5444ms
  ✔ Built search-index.json and search-docs.json in 6ms
  DONE!

> npm start

> @mathigon/studio-example@0.1.0 start
> ts-node -s server/app.ts

/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:840
    return new TSError(diagnosticText, diagnosticCodes);
           ^
TSError: ⨯ Unable to compile TypeScript:
../../server/models/progress.ts:119:39 - error TS7006: Parameter 'm' implicitly has an 'any' type.

119   const messages = this.messages?.map(m => ({content: m.content, type: m.kind}));
                                          ~
../../server/models/progress.ts:180:34 - error TS7006: Parameter 'm' implicitly has an 'any' type.

180     messages: this.messages?.map(m => ({content: m.content, kind: m.kind})),
                                     ~

    at createTSError (/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:840:12)
    at reportTSError (/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:844:19)
    at getOutput (/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:1034:36)
    at Object.compile (/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:1342:43)
    at Module.m._compile (/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:1474:30)
    at Module._extensions..js (node:internal/modules/cjs/loader:1157:10)
    at Object.require.extensions.<computed> [as .ts] (/Users/aednichols/Projects/studio/docs/example/node_modules/ts-node/src/index.ts:1478:12)
    at Module.load (node:internal/modules/cjs/loader:981:32)
    at Function.Module._load (node:internal/modules/cjs/loader:822:12)
    at Module.require (node:internal/modules/cjs/loader:1005:19) {
  diagnosticCodes: [ 7006, 7006 ]
}

[plegner]

We're really sorry for this bug and that it took a while to fix. Thanks for your help 😄