build(postinstall): postinstall script to downgrade typeorm on windows (#836)

* build(postinstall): postinstall script to downgrade typeorm on windows

This is a temporary fix for windows baremetal users until we fix #478

re #478

* fix: use win32 as explained in nodejs docs

postinstall-win.js

@@ -0,0 +1,13 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+const fs = require('fs');
+const path = require('path');
+const { execSync } = require('child_process');
+
+if (process.platform === 'win32') {
+  const typeormPath = path.resolve('node_modules/typeorm');
+
+  if (fs.existsSync(typeormPath)) {
+    process.stdout.write('> Installing typeorm@0.3.11 for Windows\n');
+    execSync('pnpm add typeorm@0.3.11', { stdio: 'inherit' });
+  }
+}