优化部署脚本非交互变量支持

update.ps1

@@ -33,6 +33,7 @@ trap {
 
 function Wait-ForExit {
     if ($env:CI -eq "true") { return }
+    if ($env:UPDATE_NO_WAIT -eq "1") { return }
     Write-Host ""
     Read-Host "按 Enter 键退出"
 }
@@ -46,7 +47,17 @@ function Write-Warn { param($Msg) Write-Host "⚠️ $Msg" -ForegroundColor Yell
 if ($args -contains "-h" -or $args -contains "--help") {
     Write-Host "用法: .\update.ps1"
     Write-Host ""
-    Write-Host "脚本将提示选择更新方式，默认拉取仓库并更新镜像。"
+    Write-Host "默认拉取仓库并更新镜像；也可通过环境变量跳过交互选择。"
+    Write-Host ""
+    Write-Host "环境变量:"
+    Write-Host "  UPDATE_MODE=full|image"
+    Write-Host "      full  更新并拉取仓库（git pull）+ 更新镜像并重启"
+    Write-Host "      image 仅更新镜像并重启（跳过 git pull）"
+    Write-Host "  UPDATE_SKIP_REPO_UPDATE=true|false"
+    Write-Host "      true  等同 UPDATE_MODE=image"
+    Write-Host "      false 等同 UPDATE_MODE=full"
+    Write-Host "  UPDATE_NO_WAIT=1"
+    Write-Host "      结束或失败时不等待按 Enter"
     exit 0
 }
 
@@ -58,24 +69,62 @@ if (-not (Test-Path $composePath)) { Write-Err "未找到 docker-compose.yml，
 Set-Location $scriptDir
 Write-Step "📁 项目目录: $scriptDir"
 
-# ==================== 命令行内选择 ====================
-Write-Host ""
-Write-Host "请选择更新方式："
-Write-Host "   [1] 更新并拉取仓库（git pull）+ 更新镜像并重启（默认）"
-Write-Host "   [2] 仅更新镜像并重启（跳过 git pull）"
-$choice = Read-Host "请选择 [1/2，回车默认 1]"
-if ([string]::IsNullOrWhiteSpace($choice)) { $choice = "1" }
-
-$skipRepoUpdate = $false
-switch ($choice) {
-    "2" { $skipRepoUpdate = $true }
-    "1" { }
-    default {
-        Write-Warn "无效选择，将使用默认：更新并拉取仓库"
-        $skipRepoUpdate = $false
+function ConvertTo-BoolEnv {
+    param([string]$Value)
+    $v = if ($null -eq $Value) { "" } else { $Value.Trim().ToLowerInvariant() }
+    switch ($v) {
+        { $_ -in @("1", "true", "yes", "y", "on") } { return $true }
+        { $_ -in @("0", "false", "no", "n", "off", "") } { return $false }
+        default { Write-Err "布尔变量值不合法: $Value（支持 true/false/1/0/yes/no/y/n/on/off）" }
     }
 }
 
+function Resolve-UpdateMode {
+    if (-not [string]::IsNullOrWhiteSpace($env:UPDATE_SKIP_REPO_UPDATE)) {
+        $skip = ConvertTo-BoolEnv $env:UPDATE_SKIP_REPO_UPDATE
+        Write-Step "使用环境变量: UPDATE_SKIP_REPO_UPDATE=$skip"
+        return $skip
+    }
+
+    if (-not [string]::IsNullOrWhiteSpace($env:UPDATE_MODE)) {
+        $mode = $env:UPDATE_MODE.Trim().ToLowerInvariant()
+        switch ($mode) {
+            { $_ -in @("full", "repo", "pull", "git", "1") } {
+                Write-Step "使用环境变量: UPDATE_MODE=$($env:UPDATE_MODE)"
+                return $false
+            }
+            { $_ -in @("image", "images", "docker", "skip-git", "skip_repo", "skip-repo", "2") } {
+                Write-Step "使用环境变量: UPDATE_MODE=$($env:UPDATE_MODE)"
+                return $true
+            }
+            default { Write-Err "UPDATE_MODE 只能是 full 或 image，当前为: $($env:UPDATE_MODE)" }
+        }
+    }
+
+    if ($env:UPDATE_NON_INTERACTIVE -eq "1" -or $env:CI -eq "true") {
+        Write-Step "使用默认更新方式: 更新并拉取仓库（git pull）+ 更新镜像并重启"
+        return $false
+    }
+
+    Write-Host ""
+    Write-Host "请选择更新方式："
+    Write-Host "   [1] 更新并拉取仓库（git pull）+ 更新镜像并重启（默认）"
+    Write-Host "   [2] 仅更新镜像并重启（跳过 git pull）"
+    $choice = Read-Host "请选择 [1/2，回车默认 1]"
+    if ([string]::IsNullOrWhiteSpace($choice)) { $choice = "1" }
+
+    switch ($choice) {
+        "2" { return $true }
+        "1" { return $false }
+        default {
+            Write-Warn "无效选择，将使用默认：更新并拉取仓库"
+            return $false
+        }
+    }
+}
+
+$skipRepoUpdate = Resolve-UpdateMode
+
 # ==================== 拉取仓库 ====================
 if (-not $skipRepoUpdate) {
     Write-Host ""