This looks ok to me 
Editing the platform path also didn’t seem to have any effect.
{
"config": {
"askToStartBuild": false,
"inlayHints": {
"enable": true,
"maxLength": 25
},
"codeLens": true,
"signatureHelp": {
"enabled": true,
"forConstructorPayloads": true
},
"incrementalTypechecking": {
"enable": true,
"acrossFiles": true,
"debugLogging": true
},
"cache": {
"projectConfig": {
"enable": true
}
},
"binaryPath": null,
"platformPath": null,
"runtimePath": "",
"compileStatus": {
"enable": true
},
"allowBuiltInFormatter": true,
"autoRunCodeAnalysis": true
},
"projects": [
{
"projectRootPath": "/Users/eileennoonan/Code/arcstone/insi/my-rescript-app",
"openFiles": [
"/Users/eileennoonan/Code/arcstone/insi/my-rescript-app/src/App.res"
],
"filesWithDiagnostics": [],
"filesDiagnostics": {},
"rescriptVersion": "12.0.1",
"bscBinaryLocation": "/Users/eileennoonan/Code/arcstone/insi/my-rescript-app/node_modules/@rescript/darwin-arm64/bin/bsc.exe",
"editorAnalysisLocation": "/Users/eileennoonan/Code/arcstone/insi/my-rescript-app/node_modules/@rescript/darwin-arm64/bin/rescript-editor-analysis.exe",
"namespaceName": "",
"hasPromptedToStartBuild": false,
"bsbWatcherByEditor": null
}
],
"workspaceFolders": [
"/Users/eileennoonan/Code/arcstone/insi/my-rescript-app"
]
}