chore: upgrade to Node.js 25.2.1

- Update .nvmrc to Node 25
- Update all Dockerfiles to use node:25-alpine
- Update package.json engines to >=25.0.0
- Update CI/CD workflows for Node 25
- Update @types/node in packages
- Fix ESLint config to use ES module syntax
- Update OpenTelemetry imports for compatibility

All services tested and working with Node.js 25.2.1

.github/workflows/ci-mobile.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Setup Node.js
         uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version: '25'
           cache: 'pnpm'
       
       - name: Install dependencies