Add production-ready SuperAdmin API features for tenants, SMS, servers, and plugins.

Includes mobile auth, get_user/get_version, SMS wallet parity endpoints, appearance backfill, and related Prisma migrations.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/get-version/get-version.controller.ts

@@ -0,0 +1,19 @@
+import { Controller, Get, Headers, Query } from '@nestjs/common';
+import { GetVersionService } from './get-version.service';
+
+@Controller()
+export class GetVersionController {
+  constructor(private readonly getVersionService: GetVersionService) {}
+
+  @Get('get_version')
+  getVersion(
+    @Headers('host') host?: string,
+    @Headers('x-forwarded-host') forwardedHost?: string,
+    @Query('domain') domain?: string,
+  ) {
+    return this.getVersionService.resolveByHost(
+      domain || forwardedHost || host,
+      domain,
+    );
+  }
+}