Fix homepage URL in package.json and update Vite base path for deployment

Author: Joacohbc

package.json

@@ -3,13 +3,14 @@
   "private": true,
   "version": "0.0.0",
   "type": "module",
-  "homepage": "https://joacohbc.github.io/study-builder",
+  "homepage": "https://joacohbc.github.io/study-builder/",
   "scripts": {
     "dev": "vite",
     "build": "vite build",
     "lint": "eslint .",
     "preview": "vite preview",
-    "deploy": "npm run build && gh-pages -d dist"
+    "predeploy": "npm run build",
+    "deploy": "gh-pages -d dist"
   },
   "dependencies": {
     "@tailwindcss/vite": "^4.1.4",

vite.config.js

@@ -5,5 +5,5 @@ import tailwindcss from '@tailwindcss/vite'
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [react(), tailwindcss()],
-  base: 'https://joacohbc.github.io/study-builder'
+  base: '/study-builder'
 })