feat: initialize frontend with React, Vite, and Tailwind CSS

- Added package.json for project dependencies and scripts.
- Configured PostCSS with Tailwind CSS.
- Created main application structure with App component and routing.
- Implemented API client for handling requests with Axios.
- Developed authentication API for login, logout, and user verification.
- Created entities API for managing virtual entities.
- Implemented logs API for fetching dispatch logs.
- Added navigation bar component for app navigation.
- Created protected route component for route guarding.
- Set up global CSS with Tailwind directives.
- Configured main entry point for React application.
- Developed basic Dashboard and Login pages.
- Set up router for application navigation.
- Added Jest testing setup for testing library.
- Configured Tailwind CSS with content paths.
- Set TypeScript configuration for frontend.
- Created Vite configuration for development and production builds.
- Added Nginx configuration for serving the application and proxying API requests.

nginx/nginx.allinone.conf

@@ -0,0 +1,51 @@
+# Nginx config for the all-in-one image.
+# Backend (Spring Boot) runs on localhost:8080 inside the same container.
+
+worker_processes auto;
+
+events {
+    worker_connections 1024;
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+    sendfile      on;
+    gzip          on;
+    gzip_types    text/plain text/css application/json application/javascript
+                  text/xml application/xml application/xml+rss text/javascript;
+
+    server {
+        listen 80;
+        server_name _;
+
+        root  /usr/share/nginx/html;
+        index index.html;
+
+        location / {
+            try_files $uri $uri/ /index.html;
+        }
+
+        location /api/ {
+            proxy_pass         http://127.0.0.1:8080;
+            proxy_http_version 1.1;
+            proxy_set_header   Host              $host;
+            proxy_set_header   X-Real-IP         $remote_addr;
+            proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
+            proxy_set_header   X-Forwarded-Proto $scheme;
+            proxy_read_timeout 120s;
+        }
+
+        location /swagger-ui/ {
+            proxy_pass         http://127.0.0.1:8080;
+            proxy_http_version 1.1;
+            proxy_set_header   Host $host;
+        }
+
+        location /v3/api-docs {
+            proxy_pass         http://127.0.0.1:8080;
+            proxy_http_version 1.1;
+            proxy_set_header   Host $host;
+        }
+    }
+}

nginx/nginx.conf

@@ -0,0 +1,51 @@
+worker_processes auto;
+
+events {
+    worker_connections 1024;
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+    sendfile      on;
+    gzip          on;
+    gzip_types    text/plain text/css application/json application/javascript
+                  text/xml application/xml application/xml+rss text/javascript;
+
+    server {
+        listen 80;
+        server_name _;
+
+        root  /usr/share/nginx/html;
+        index index.html;
+
+        # SPA fallback — unknown paths serve index.html so React Router works
+        location / {
+            try_files $uri $uri/ /index.html;
+        }
+
+        # Proxy all /api/* requests to the Spring Boot backend
+        location /api/ {
+            proxy_pass         http://backend:8080;
+            proxy_http_version 1.1;
+            proxy_set_header   Host              $host;
+            proxy_set_header   X-Real-IP         $remote_addr;
+            proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
+            proxy_set_header   X-Forwarded-Proto $scheme;
+            proxy_read_timeout 120s;
+        }
+
+        # Convenience: proxy Swagger UI and OpenAPI spec
+        location /swagger-ui/ {
+            proxy_pass         http://backend:8080;
+            proxy_http_version 1.1;
+            proxy_set_header   Host $host;
+        }
+
+        location /v3/api-docs {
+            proxy_pass         http://backend:8080;
+            proxy_http_version 1.1;
+            proxy_set_header   Host $host;
+        }
+    }
+}