Add Windows portable exe and configure download page

- Build portable Windows exe (99 MB)
- Update download page to link to GitHub raw file
- Configure .gitignore to include portable exe in release folder
- Update .vercelignore to exclude exe files from Vercel deployment
- Fix electron-builder configuration for proper build

Author: pankaj-bind

frontend/.gitignore

@@ -11,7 +11,8 @@
 # production
 /build
 /dist
-/release
+/release/*
+!/release/*.exe
 
 # environment variables
 .env.local

frontend/.vercelignore

@@ -1,6 +1,7 @@
 # Electron build artifacts
 /release
 /dist
+*.exe
 
 # Dependencies (Vercel installs these)
 /node_modules

frontend/package.json

@@ -53,13 +53,15 @@
           "package:linux": "npm run build && electron-builder --linux"
      },
      "build": {
+          "extends": null,
           "appId": "com.securescript.app",
           "productName": "SecureScript",
           "files": [
                "build/**/*",
                "build-resources/**/*",
                "main.js",
-               "preload.js"
+               "preload.js",
+               "package.json"
           ],
           "directories": {
                "buildResources": "build-resources",

frontend/release/SecureScript-1.0.0-Portable.exe

@@ -10,8 +10,8 @@ const DownloadPage: React.FC = () => {
     return userAgent.indexOf(' electron/') > -1;
   };
 
-  // Replace this with your actual download link
-  const downloadLink = "https://yourdomain.com/downloads/SecureScript-Setup.exe";
+  // GitHub release download link - update after pushing to GitHub
+  const downloadLink = "https://github.com/pankaj-bind/SecureScript/raw/main/frontend/release/SecureScript-1.0.0-Portable.exe";
 
   // If running in Electron, show message that download is not needed
   if (isElectron()) {
@@ -178,7 +178,7 @@ const DownloadPage: React.FC = () => {
                 </a>
 
                 <p className="mt-4 text-xs text-win-text-tertiary">
-                  Latest version • Installer size: ~150 MB
+                  Version 1.0.0 • Portable exe: ~99 MB
                 </p>
               </div>
             </div>