new rake publish task to update the docs in gh-pages

.gitignore

@@ -218,3 +218,5 @@ project.lock.json
 src/DinnerParty/public/*.js
 src/DinnerParty/public/*.css
 src/DinnerParty/public/*.map
+
+doc-target

rakefile.rb

@@ -109,10 +109,39 @@
   sh "#{storyteller_cmd} open src/Marten.Testing"
 end
 
-desc "Launches the documentation project in editable mode"
-task :docs => [:restore] do
-  storyteller_cmd = storyteller_path()
-  sh "#{storyteller_cmd} doc-run -v #{BUILD_VERSION}"
+"Launches the documentation project in editable mode"
+task :docs do
+	sh "dotnet restore"
+	sh "dotnet stdocs run -v #{BUILD_VERSION}"
+end
+
+"Exports the documentation to structuremap.github.io - requires Git access to that repo though!"
+task :publish do
+	FileUtils.remove_dir('doc-target') if Dir.exists?('doc-target')
+
+	if !Dir.exists? 'doc-target' 
+		Dir.mkdir 'doc-target'
+		sh "git clone -b gh-pages https://github.com/jasperfx/marten.git doc-target"
+	else
+		Dir.chdir "doc-target" do
+			sh "git checkout --force"
+			sh "git clean -xfd"
+			sh "git pull origin master"
+		end
+	end
+
+	sh "dotnet restore"
+	sh "dotnet stdocs export doc-target ProjectWebsite --version #{BUILD_VERSION} --project marten"
+
+	Dir.chdir "doc-target" do
+		sh "git add --all"
+		sh "git commit -a -m \"Documentation Update for #{BUILD_VERSION}\" --allow-empty"
+		sh "git push origin gh-pages"
+	end
+
+
+
+
 end
 
 desc 'Restores nuget packages'