feat: initialize project with Symfony, React, and Tailwind CSS setup

- Add package.json with development and production dependencies
- Create postcss.config.js for Tailwind CSS integration
- Implement AdminController for handling admin routes
- Add admin index template with React root element
- Create base template for consistent layout
- Configure TypeScript with tsconfig.json
- Set up Webpack configuration for asset management

symfony.lock

@@ -196,6 +196,34 @@
             "config/routes/security.yaml"
         ]
     },
+    "symfony/stimulus-bundle": {
+        "version": "2.36",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "main",
+            "version": "2.24",
+            "ref": "d21494ed2ddbde38942e8278299a23ce5cf4a9a1"
+        },
+        "files": [
+            "assets/controllers.json",
+            "assets/controllers/csrf_protection_controller.js",
+            "assets/controllers/hello_controller.js",
+            "assets/stimulus_bootstrap.js"
+        ]
+    },
+    "symfony/twig-bundle": {
+        "version": "7.4",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "main",
+            "version": "6.4",
+            "ref": "f250159ebe99153d0c640a3e7742876fc7453f2c"
+        },
+        "files": [
+            "config/packages/twig.yaml",
+            "templates/base.html.twig"
+        ]
+    },
     "symfony/uid": {
         "version": "7.4",
         "recipe": {
@@ -205,6 +233,18 @@
             "ref": "0df5844274d871b37fc3816c57a768ffc60a43a5"
         }
     },
+    "symfony/ux-react": {
+        "version": "2.36",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "main",
+            "version": "2.9",
+            "ref": "adec905b8d643c7e15a3a8d070c58ff3021288c6"
+        },
+        "files": [
+            "assets/react/controllers/Hello.jsx"
+        ]
+    },
     "symfony/validator": {
         "version": "7.4",
         "recipe": {
@@ -216,5 +256,21 @@
         "files": [
             "config/packages/validator.yaml"
         ]
+    },
+    "symfony/webpack-encore-bundle": {
+        "version": "2.4",
+        "recipe": {
+            "repo": "github.com/symfony/recipes",
+            "branch": "main",
+            "version": "2.1",
+            "ref": "b346dae458e64a1921ded2125993d94bd719a8dd"
+        },
+        "files": [
+            "assets/app.js",
+            "assets/styles/app.css",
+            "config/packages/webpack_encore.yaml",
+            "package.json",
+            "webpack.config.js"
+        ]
     }
 }