Add build script log

Author: yfakariya

build/Build.ps1

@@ -73,6 +73,8 @@ if( $Rebuild )
 $buildOptions += "/p:Configuration=${buildConfig}"
 $restoreOptions = "/v:minimal"
 
+Write-Host "Clean up directories..."
+
 # Unity
 if ( !( Test-Path "./MsgPack-CLI" ) )
 {
@@ -103,41 +105,54 @@ if ( !( Test-Path "./MsgPack-CLI/mpu" ) )
 }
 
 # build
+
+Write-Host "Restore $sln packages..."
+
 & $msbuild /t:restore $sln $restoreOptions
 if ( $LastExitCode -ne 0 )
 {
 	Write-Error "Failed to restore $sln"
 	exit $LastExitCode
 }
 
+Write-Host "Build $sln..."
+
 & $msbuild $sln $buildOptions
 if ( $LastExitCode -ne 0 )
 {
 	Write-Error "Failed to build $sln"
 	exit $LastExitCode
 }
 
+Write-Host "Restore $slnCompat packages..."
+
 & $msbuild /t:restore $slnCompat $restoreOptions
 if ( $LastExitCode -ne 0 )
 {
 	Write-Error "Failed to restore $slnCompat"
 	exit $LastExitCode
 }
 
+Write-Host "Build $slnCompat..."
+
 & $msbuild $slnCompat $buildOptions
 if ( $LastExitCode -ne 0 )
 {
 	Write-Error "Failed to build $slnCompat"
 	exit $LastExitCode
 }
 
+Write-Host "Restore $slnWindows packages..."
+
 & $msbuild /t:restore $slnWindows $restoreOptions
 if ( $LastExitCode -ne 0 )
 {
 	Write-Error "Failed to restore $slnWindows"
 	exit $LastExitCode
 }
 
+Write-Host "Build $slnWindows..."
+
 & $msbuild $slnWindows $buildOptions
 if ( $LastExitCode -ne 0 )
 {
@@ -147,6 +162,8 @@ if ( $LastExitCode -ne 0 )
 
 if ( $buildConfig -eq 'Release' )
 {
+	Write-Host "Build NuGet packages..."
+
 	& $msbuild ../src/MsgPack/MsgPack.csproj /t:pack /v:minimal /p:Configuration=$buildConfig /p:IncludeSource=true /p:NuspecProperties=version=$env:PackageVersion
 
 	Move-Item ../bin/*.nupkg ../dist/