feat: add Azure Static Web App deployment for frontend

Create deploy-frontend.yml workflow using Azure/static-web-apps-deploy@v1.
Add output: 'export' to next.config.mjs for static site generation.
Static Web App created in Operation resource group (soc-frontend, Free tier).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.github/workflows/deploy-frontend.yml

@@ -0,0 +1,26 @@
+name: Deploy Frontend to Azure Static Web App
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - "frontend/**"
+      - ".github/workflows/deploy-frontend.yml"
+  workflow_dispatch:
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Deploy to Azure Static Web Apps
+        uses: Azure/static-web-apps-deploy@v1
+        with:
+          azure_static_web_apps_api_token: ${{ secrets.AZURE_STATIC_WEB_APPS_API_TOKEN }}
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          action: upload
+          app_location: frontend
+          output_location: out

frontend/next.config.mjs

@@ -1,12 +1,12 @@
 /** @type {import('next').NextConfig} */
 const nextConfig = {
+  output: 'export',
   typescript: {
     ignoreBuildErrors: true,
   },
   images: {
     unoptimized: true,
   },
- 
 }
 
 export default nextConfig