feat: add TypeScript definitions and utility functions for date formatting

- Created a global TypeScript declaration for the txadmin interface on the Window object.
- Implemented date formatting utilities using date-fns with Spanish locale support.
- Added TypeScript configuration files for app, Electron, and Node environments.
- Set up Vite configuration for React application.

txadmin/tsconfig.electron.json

@@ -0,0 +1,15 @@
+{
+  "compilerOptions": {
+    "target": "ES2023",
+    "module": "CommonJS",
+    "moduleResolution": "Node",
+    "ignoreDeprecations": "6.0",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "outDir": "dist-electron",
+    "rootDir": "electron",
+    "types": ["node"]
+  },
+  "include": ["electron/**/*.ts"]
+}