feat: add update scripts for all tools + Update section in README

- gemini/ugemini_update.sh + .ps1
- codex/ucodex_update.sh + .ps1
- qwen/uqwen_update.sh + .ps1
- README.md: added Update section with one-line and cloned-repo commands
- README.md: removed outdated Codex update instructions

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

gemini/ugemini_update.ps1

@@ -0,0 +1,64 @@
+# Gemini CLI — Windows Updater
+# Usage: powershell -ExecutionPolicy Bypass -File gemini\ugemini_update.ps1
+
+$ErrorActionPreference = "Continue"
+
+Write-Host ""
+Write-Host "  +--------------------------------------+" -ForegroundColor Cyan
+Write-Host "  |    Gemini CLI -- Windows Updater     |" -ForegroundColor Cyan
+Write-Host "  +--------------------------------------+" -ForegroundColor Cyan
+Write-Host ""
+
+function Refresh-Path {
+    $env:Path = [System.Environment]::GetEnvironmentVariable("Path", "Machine") + ";" +
+                [System.Environment]::GetEnvironmentVariable("Path", "User")
+}
+
+# ---- Check current version ----
+
+$oldVer = "not installed"
+if (Get-Command gemini -ErrorAction SilentlyContinue) {
+    $oldVer = (gemini --version 2>$null) -replace '[\r\n]', ''
+}
+Write-Host "  Current: $oldVer" -ForegroundColor Cyan
+
+# ---- Configure registry ----
+
+Write-Host "  Configuring npm registry..." -ForegroundColor Cyan
+npm config set "@google:registry" "https://npm.sensey24.ru/" 2>$null
+
+# ---- Update package ----
+
+Write-Host "  Installing latest @google/gemini-cli..." -ForegroundColor Cyan
+npm install -g @google/gemini-cli 2>&1
+if ($LASTEXITCODE -ne 0) {
+    Write-Host "  npm install failed." -ForegroundColor Red
+    exit 1
+}
+Refresh-Path
+
+$newVer = "unknown"
+if (Get-Command gemini -ErrorAction SilentlyContinue) {
+    $newVer = (gemini --version 2>$null) -replace '[\r\n]', ''
+}
+Write-Host "  Updated: $oldVer -> $newVer" -ForegroundColor Green
+
+# ---- Download and apply patches ----
+
+$pyCmd = if (Get-Command python3 -ErrorAction SilentlyContinue) { "python3" } else { "python" }
+$tempDir = Join-Path $env:TEMP "gemini-update-$(Get-Random)"
+New-Item -ItemType Directory -Force -Path $tempDir | Out-Null
+
+$repoRaw = "https://git.sensey24.ru/aibot777/unlimitedcoding/raw/branch/master/gemini"
+Write-Host "  Downloading patcher..." -ForegroundColor Cyan
+Invoke-WebRequest -Uri "$repoRaw/gemini_patcher.py" -OutFile "$tempDir\gemini_patcher.py" -UseBasicParsing
+Invoke-WebRequest -Uri "$repoRaw/gemini_config.json" -OutFile "$tempDir\gemini_config.json" -UseBasicParsing
+
+Write-Host "  Applying patches..." -ForegroundColor Cyan
+& $pyCmd "$tempDir\gemini_patcher.py" --apply --config "$tempDir\gemini_config.json"
+
+Remove-Item -Recurse -Force $tempDir -ErrorAction SilentlyContinue
+
+Write-Host ""
+Write-Host "  Update complete!" -ForegroundColor Green
+Write-Host ""