9강 오류 어떻게 해결하나요?

연결이 안되네요. 오류 메세지를 올릴게요.

MongooseError: The uri parameter to openUri() must be a string, got "undefined". Make sure the first parameter to mongoose.connect() or mongoose.createConnection() is a string.

at NativeConnection.createClient (D:\inflearn\boiler-plate\node_modules\mongoose\lib\drivers\node-mongodb-native\connection.js:225:11)

at NativeConnection.openUri (D:\inflearn\boiler-plate\node_modules\mongoose\lib\connection.js:835:34)

at connect (D:\inflearn\boiler-plate\node_modules\mongoose\lib\mongoose.js:447:15)

at file:///D:/inflearn/boiler-plate/index.js:19:1

at ModuleJob.run (node:internal/modules/esm/module_job:268:25)

at async onImport.tracePromise.__proto__ (node:internal/modules/esm/loader:543:26)

at async asyncRunEntryPointWithESMLoader (node:internal/modules/run_main:116:5)Example app listening on port 5000

node:internal/modules/esm/resolve:257

throw new ERR_MODULE_NOT_FOUND(

^

Error [ERR_MODULE_NOT_FOUND]: Cannot find module 'D:\inflearn\boiler-plate\config\dev' imported from D:\inflearn\boiler-plate\config\key.js

at finalizeResolution (node:internal/modules/esm/resolve:257:11)

at moduleResolve (node:internal/modules/esm/resolve:913:10)

at defaultResolve (node:internal/modules/esm/resolve:1037:11)

at ModuleLoader.defaultResolve (node:internal/modules/esm/loader:650:12)

at #cachedDefaultResolve (node:internal/modules/esm/loader:599:25)

at ModuleLoader.resolve (node:internal/modules/esm/loader:582:38)

at ModuleLoader.getModuleJobForImport (node:internal/modules/esm/loader:241:38) at onImport.tracePromise.__proto__ (node:internal/modules/esm/loader:542:36)

at TracingChannel.tracePromise (node:diagnostics_channel:337:14)

at ModuleLoader.import (node:internal/modules/esm/loader:541:21) {

code: 'ERR_MODULE_NOT_FOUND',

url: 'file:///D:/inflearn/boiler-plate/config/dev'

}

Node.js v22.11.0

at moduleResolve (node:internal/modules/esm/resolve:913:10)

at defaultResolve (node:internal/modules/esm/resolve:1037:11)

at ModuleLoader.defaultResolve (node:internal/modules/esm/loader:650:12)

at #cachedDefaultResolve (node:internal/modules/esm/loader:599:25)

at ModuleLoader.resolve (node:internal/modules/esm/loader:582:38)

at ModuleLoader.getModuleJobForImport (node:internal/modules/esm/loader:241:38) at onImport.tracePromise.__proto__ (node:internal/modules/esm/loader:542:36)

at TracingChannel.tracePromise (node:diagnostics_channel:337:14)

at ModuleLoader.import (node:internal/modules/esm/loader:541:21) {

code: 'ERR_MODULE_NOT_FOUND',

url: 'file:///D:/inflearn/boiler-plate/config/dev'

}

Node.js v22.11.0

code: 'ERR_MODULE_NOT_FOUND',

url: 'file:///D:/inflearn/boiler-plate/config/dev'

}