Add a web view for the Litestream replication process

app/controllers/litestream/application_controller.rb

@@ -0,0 +1,14 @@
+module Litestream
+  class ApplicationController < ActionController::Base
+    protect_from_forgery with: :exception
+    around_action :force_english_locale!
+
+    http_basic_authenticate_with name: Litestream.username, password: Litestream.password if Litestream.password
+
+    private
+
+    def force_english_locale!(&action)
+      I18n.with_locale(:en, &action)
+    end
+  end
+end

app/controllers/litestream/processes_controller.rb

@@ -0,0 +1,9 @@
+module Litestream
+  class ProcessesController < ApplicationController
+    # GET /process
+    def show
+      @process = Litestream.replicate_process
+      @databases = Litestream.databases
+    end
+  end
+end

app/controllers/litestream/restorations_controller.rb

@@ -0,0 +1,17 @@
+module Litestream
+  class RestorationsController < ApplicationController
+    # POST /restorations
+    def create
+      database = params[:database].remove("[ROOT]/")
+      dir, file = File.split(database)
+      ext = File.extname(file)
+      base = File.basename(file, ext)
+      now = Time.now.utc.strftime("%Y%m%d%H%M%S")
+      backup = File.join(dir, "#{base}-#{now}#{ext}")
+
+      Litestream::Commands.restore(database, async: false, **{"-o" => backup})
+
+      redirect_to root_path, notice: "Restored to <code>#{backup}</code>."
+    end
+  end
+end