change docgen script to avoid ts restriction

Author: hsubox76

scripts/docgen/docgen.ts

@@ -65,6 +65,7 @@ const PREFERRED_PARAMS = [
 
 let authApiReportOriginal: string;
 let authApiConfigOriginal: string;
+let appPkgOriginal: string;
 
 yargs
   .command(
@@ -119,6 +120,14 @@ function cleanup() {
         authApiReportOriginal
       );
     }
+    // Restore original app/package.json
+    if (authApiConfigOriginal) {
+      console.log(`Restoring original app/package.json contents.`);
+      fs.writeFileSync(
+        `${projectRoot}/packages/app/package.json`,
+        appPkgOriginal
+      );
+    }
     for (const excludedPackage of EXCLUDED_PACKAGES) {
       if (fs.existsSync(`${projectRoot}/temp/${excludedPackage}.skip`)) {
         console.log(
@@ -198,11 +207,26 @@ async function generateDocs(
     `"mainEntryPointFilePath": "<projectFolder>/dist/esm2017/index.doc.d.ts"`
   );
 
+  console.log(`Temporarily modifying packages/app/package.json for docgen.`);
+  // Remove typesVersions restriction just for docgen
+  appPkgOriginal = fs.readFileSync(
+    `${projectRoot}/packages/app/package.json`,
+    'utf8'
+  );
+  const appPkgModified = appPkgOriginal.replace(
+    `./dist/typescript-not-supported.d.ts`,
+    `./dist/app/src/index.d.ts`
+  );
+
   try {
     fs.writeFileSync(
       `${projectRoot}/packages/auth/api-extractor.json`,
       authApiConfigModified
     );
+    fs.writeFileSync(
+      `${projectRoot}/packages/app/package.json`,
+      appPkgModified
+    );
 
     if (skipBuild) {
       await spawn('yarn', ['api-report'], {