docs: update installation link to viteplus.dev/vp-setup.exe and sync RFC

Author: fengmk2

docs/guide/index.md

@@ -18,7 +18,7 @@ curl -fsSL https://vite.plus | bash
 irm https://vite.plus/ps1 | iex
 ```
 
-Alternatively, download and run `vp-setup.exe` from the [latest release](https://github.com/voidzero-dev/vite-plus/releases/latest).
+Alternatively, download and run [`vp-setup.exe`](https://viteplus.dev/vp-setup.exe).
 
 ::: tip SmartScreen warning
 The `vp-setup.exe` is not yet code-signed. Your browser may show a warning when downloading. Click **"..."** → **"Keep"** → **"Keep anyway"** to proceed. If Windows Defender SmartScreen blocks the file when you run it, click **"More info"** → **"Run anyway"**.

rfcs/windows-installer.md

@@ -411,17 +411,9 @@ Attach installer binaries to each GitHub Release:
 
 The release workflow already creates GitHub Releases. Add build + upload steps for the init binary.
 
-### Phase 2: Direct Download URL
+### Phase 2: Direct Download URL (done)
 
-Host at `https://vite.plus/vp-setup.exe` with architecture auto-detection (default x64).
-
-Update installation docs:
-
-```
-**Windows:**
-  Download and run: https://vite.plus/vp-setup.exe
-  Or via PowerShell: irm https://vite.plus/ps1 | iex
-```
+`https://viteplus.dev/vp-setup.exe` redirects (302) to `https://vp-setup.void.app/download` via Netlify redirect in `netlify.toml`. Installation docs updated to link directly to this URL.
 
 ### Phase 3: Package Managers
 
@@ -560,11 +552,11 @@ Embed the PowerShell script in a self-extracting exe. Fragile, still requires Po
 - Added `test-vp-setup-exe` job to `test-standalone-install.yml` (cmd, pwsh, bash)
 - Updated release body with `vp-setup.exe` download mention
 
-### Phase 4: Documentation & Distribution (future)
+### Phase 4: Documentation & Distribution (done)
 
-- Update installation docs on website
-- Host on `vite.plus/vp-setup.exe` with architecture auto-detection
-- Submit to winget, chocolatey, scoop
+- Updated installation docs on website (`docs/guide/index.md`)
+- Added `viteplus.dev/vp-setup.exe` redirect via Netlify (`netlify.toml`)
+- winget, chocolatey, scoop submission deferred to future work
 
 ## Testing Strategy