Update README for Windows VPS setup

Switch from Ubuntu to Windows Server instructions: winget for Git/Node,
Visual Studio Build Tools for better-sqlite3 native compilation, PM2 with
pm2-windows-startup for persistence, and Windows Firewall rules.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

README.md

@@ -4,60 +4,77 @@ Automated futures trading dashboard for prop firm accounts via Tradovate.
 
 ---
 
-## VPS Setup (Ubuntu 22.04 / 24.04)
+## VPS Setup (Windows Server 2019 / 2022)
 
-### 1. Update the system
+All commands are run in **PowerShell** (run as Administrator).
 
-```bash
-apt update && apt upgrade -y
+### 1. Install Git
+
+Download and install from https://git-scm.com/download/win, or via winget:
+
+```powershell
+winget install --id Git.Git -e --source winget
 ```
 
+Restart PowerShell after installing so `git` is on the PATH.
+
 ### 2. Install Node.js 22+
 
-```bash
-curl -fsSL https://deb.nodesource.com/setup_22.x | bash -
-apt install -y nodejs
+```powershell
+winget install --id OpenJS.NodeJS.LTS -e --source winget
+```
+
+Restart PowerShell, then verify:
+
+```powershell
 node --version   # should be v22.x or higher
+npm --version
 ```
 
-### 3. Install build tools (required for better-sqlite3 native module)
+### 3. Install Windows Build Tools (required for better-sqlite3)
 
-```bash
-apt install -y build-essential python3
+`better-sqlite3` compiles a native C++ module and needs the Visual Studio build tools:
+
+```powershell
+npm install -g windows-build-tools
 ```
 
+If that fails on newer Node, install manually:
+- Download **Build Tools for Visual Studio** from https://visualstudio.microsoft.com/downloads/#build-tools-for-visual-studio-2022
+- During install, select **"Desktop development with C++"**
+
 ### 4. Clone the repo
 
-```bash
+```powershell
 git clone https://github.com/Senofy/autofirmer.git
 cd autofirmer
 ```
 
 ### 5. Install dependencies
 
-```bash
+```powershell
 npm install
 ```
 
 ### 6. Build
 
-```bash
+```powershell
 npm run build
 ```
 
 ### 7. Run
 
 **Development (with hot reload):**
-```bash
+```powershell
 npm run dev
 ```
 
 **Production:**
-```bash
+```powershell
 npm start
 ```
 
-The app runs on **port 3000** by default. Access it at `http://<your-vps-ip>:3000`.
+The app runs on **port 3000**. Access it at `http://<your-vps-ip>:3000`.
 
 ---
 
@@ -76,15 +93,26 @@ Open the app in your browser and add your firms through the UI:
 
 ## Keeping it running (PM2)
 
-```bash
+Install PM2 globally:
+
+```powershell
 npm install -g pm2
+npm install -g pm2-windows-startup
+```
+
+Start the app and save the process list:
+
+```powershell
+cd C:\path\to\autofirmer
 pm2 start "npm start" --name autofirmer
 pm2 save
-pm2 startup   # follow the printed command to enable on reboot
+pm2-startup install
 ```
 
 To restart after pulling updates:
-```bash
+
+```powershell
+cd C:\path\to\autofirmer
 git pull
 npm install
 npm run build
@@ -95,19 +123,24 @@ pm2 restart autofirmer
 
 ## Firewall
 
-If you only need local/trusted access, restrict port 3000:
+To restrict port 3000 to a specific trusted IP only:
 
-```bash
-ufw allow ssh
-ufw allow from <your-ip> to any port 3000
-ufw enable
+```powershell
+New-NetFirewallRule -DisplayName "AutoFirmer" -Direction Inbound -Protocol TCP -LocalPort 3000 -RemoteAddress <your-ip> -Action Allow
+```
+
+Or open it to all inbound (less secure):
+
+```powershell
+New-NetFirewallRule -DisplayName "AutoFirmer" -Direction Inbound -Protocol TCP -LocalPort 3000 -Action Allow
 ```
 
 ---
 
 ## Updating
 
-```bash
+```powershell
+cd C:\path\to\autofirmer
 git pull
 npm install       # only needed if dependencies changed
 npm run build