chore: initial commit of foundryvtt-admin

Spun out of the hbm-books working folder into its own repo. A small
backend+frontend+COBOL admin tool for managing Foundry VTT worlds
(socket inspection, join/shutdown debugging).

frontend/package.json

@@ -0,0 +1,20 @@
+{
+  "name": "foundryvtt-admin-frontend",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite --host 0.0.0.0",
+    "build": "tsc && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "tailwindcss": "^4.0.0-alpha.25",
+    "@tailwindcss/vite": "^4.0.0-alpha.25"
+  },
+  "devDependencies": {
+    "typescript": "^5.2.2",
+    "vite": "^5.0.0",
+    "pug": "^3.0.2"
+  }
+}