Add postinstall to run db migrations on npm install

Author: mythz

MyApp.Client/package.json

@@ -8,7 +8,8 @@
     "dtos": "npx get-dtos ts",
     "build": "tsc && vite build",
     "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "postinstall": "node ./postinstall.mjs"
   },
   "dependencies": {
     "@radix-ui/react-dialog": "^1.1.13",

MyApp.Client/postinstall.mjs

@@ -0,0 +1,39 @@
+#!/usr/bin/env node
+
+// Run database migrations on first install
+
+import { execSync } from 'child_process'
+import { join, dirname } from 'path'
+import { fileURLToPath } from 'url'
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = dirname(__filename)
+
+function isDotnetInstalled() {
+  try {
+    execSync('dotnet --version', { stdio: 'ignore' })
+    return true
+  } catch (error) {
+    return false
+  }
+}
+
+function runMigration() {
+  const myAppPath = join(__dirname, '..', 'MyApp')
+
+  try {
+    console.log('Running database migration...')
+    execSync('dotnet run --AppTasks=migrate', {
+      cwd: myAppPath,
+      stdio: 'inherit'
+    })
+    console.log('Migration completed successfully.')
+  } catch (error) {
+    console.error('Migration failed:', error.message)
+    process.exit(1)
+  }
+}
+
+if (isDotnetInstalled()) {
+  runMigration()
+}