Add build & release script

Author: benpye

.gitignore

@@ -16,3 +16,7 @@
 
 # Generated file
 assets.go
+
+# Build artifacts
+build/*
+release.zip

build.ps1

@@ -0,0 +1,58 @@
+param (
+    [string]
+    $BuildPath = ".\build",
+
+    [string[]]
+    $Architectures = @("amd64","386"),
+
+    [switch]
+    $Release = $false,
+
+    [string]
+    $ReleasePath = ".\release.zip"
+)
+
+# Cleanup
+Remove-item -LiteralPath .\assets.go -ErrorAction SilentlyContinue
+Remove-Item -LiteralPath $BuildPath -Force -Recurse -ErrorAction SilentlyContinue
+
+# Build output directory
+$outDir = New-Item -ItemType Directory -Path $BuildPath
+
+$oldGOOS = $env:GOOS
+$oldGOARCH = $env:GOARCH
+
+$env:GOOS="windows"
+$env:GOARCH=$null
+
+$returnValue = 0
+
+# Generate assets.go
+go generate
+if ($LastExitCode -ne 0) { $returnValue = $LastExitCode }
+
+# Build for each architecture
+Foreach ($arch in $Architectures)
+{
+    $env:GOARCH=$arch
+    go build -o $outDir\wsl-ssh-pageant-$arch.exe
+    if ($LastExitCode -ne 0) { $returnValue = $LastExitCode }
+    go build -ldflags -H=windowsgui -o $outDir\wsl-ssh-pageant-$arch-gui.exe
+    if ($LastExitCode -ne 0) { $returnValue = $LastExitCode }
+}
+
+# Build release package
+if ($Release)
+{
+    Copy-Item Readme.md $outDir
+    Copy-Item LICENSE $outDir
+
+    Remove-Item -LiteralPath $ReleasePath -ErrorAction SilentlyContinue
+    Compress-Archive -Path $outDir\* -DestinationPath $ReleasePath
+}
+
+# Restore env vars
+$env:GOOS = $oldGOOS
+$env:GOARCH = $oldGOARCH
+
+exit $returnValue

go.mod

@@ -12,6 +12,7 @@ require (
 	github.com/getlantern/hidden v0.0.0-20190325191715-f02dbb02be55 // indirect
 	github.com/getlantern/ops v0.0.0-20190325191751-d70cb0d6f85f // indirect
 	github.com/getlantern/systray v0.0.0-20190131073753-26d5b920200d
+	github.com/go-bindata/go-bindata v3.1.1+incompatible // indirect
 	github.com/go-stack/stack v1.8.0 // indirect
 	github.com/lxn/win v0.0.0-20181015143721-a7f87360b10e
 	github.com/oxtoacart/bpool v0.0.0-20190227141107-8c4636f812cc // indirect

go.sum

@@ -20,6 +20,8 @@ github.com/getlantern/ops v0.0.0-20190325191751-d70cb0d6f85f h1:wrYrQttPS8FHIRSl
 github.com/getlantern/ops v0.0.0-20190325191751-d70cb0d6f85f/go.mod h1:D5ao98qkA6pxftxoqzibIBBrLSUli+kYnJqrgBf9cIA=
 github.com/getlantern/systray v0.0.0-20190131073753-26d5b920200d h1:4P2eDMAoQcQoWIIKCNIkuVbQb+paRmpMxVXVfbs7B4U=
 github.com/getlantern/systray v0.0.0-20190131073753-26d5b920200d/go.mod h1:7Splj4WBQSps8jODnMgrIV6goKL0N1HR+mhCAEVWlA0=
+github.com/go-bindata/go-bindata v3.1.1+incompatible h1:tR4f0e4VTO7LK6B2YWyAoVEzG9ByG1wrXB4TL9+jiYg=
+github.com/go-bindata/go-bindata v3.1.1+incompatible/go.mod h1:xK8Dsgwmeed+BBsSy2XTopBn/8uK2HWuGSnA11C3Joo=
 github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/lxn/win v0.0.0-20181015143721-a7f87360b10e h1:dz4TzIsrPe4XtUyhLkOLdCS8UkVwJKQu4WY8VcIwo3I=